U+2171 "ⅱ" Small Roman Numeral Two Unicode Character
Unicode Version 17.0
ⅱ
U+2171 "ⅱ" Small Roman Numeral Two is a typographic glyph that represents the number two in the lowercase Roman numeral system, distinct from the uppercase "Ⅱ" and appearing as a pair of minuscule "i" characters. It belongs to the "Number Forms" Unicode block and is designed for use in contexts where a matching, stylistically consistent set of lowercase roman numerals is required, such as in classical outlines, clock faces, or certain formal text compositions. This character helps maintain precise textual alignment and avoids the visual inconsistency that can occur when using a regular lowercase "i" typed twice, ensuring that the numeral is treated as a single semantic unit by digital systems and fonts.
General Properties
| Code Point | U+2171 |
| Version Added | 1.1 |
| Name | Small Roman Numeral Two |
| Block | Number Forms |
| General Category | Letter Number |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Compat |
| Decomposition Mapping | "i" U+0069 Latin Small Letter I "i" U+0069 Latin Small Letter I |
Encodings
| HTML Decimal Encoding | ⅱ |
| HTML Hex Encoding | ⅱ |
| UTF-8 Encoding | 0xE2 0x85 0xB1 |
| UTF-16 Encoding | 0x2171 |
| UTF-32 Encoding | 0x00002171 |
| C/C++/Java Escape | \u2171 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| Numeric Type | Numeric |
| Numeric Value | 2 |
| Line Break | Ambiguous (Alphabetic or Ideographic) |
| East Asian Width | Ambiguous |
| Lowercase | Yes |
| Other Lowercase | Yes |
| Simple Uppercase Code Point | "Ⅱ" U+2161 Roman Numeral Two |
| Simple Titlecase Code Point | "Ⅱ" U+2161 Roman Numeral Two |
| Uppercase Code Point | "Ⅱ" U+2161 Roman Numeral Two |
| Titlecase Code Point | "Ⅱ" U+2161 Roman Numeral Two |
| Cased | Yes |
| Changes When Casemapped | Yes |
| Changes When NFKC Casefolded | Yes |
| Changes When Titlecased | Yes |
| Changes When Uppercased | Yes |
| NFKC Casefold | "i" U+0069 Latin Small Letter I "i" U+0069 Latin Small Letter I |
| NFKC Simple Casefold | "i" U+0069 Latin Small Letter I "i" U+0069 Latin Small Letter I |
| Script | Latin |
| Script Extensions | Latin |
| Indic Syllabic Category | Other |
| ID Start | Yes |
| XID Start | Yes |
| ID Continue | Yes |
| XID Continue | Yes |
| Alphabetic | Yes |
| Vertical Orientation | Upright |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Alphabetic letter |
| Sentence Break | Lower |