| Name | ROMAN NUMERAL ONE THOUSAND C D |
| Unicode Version | 1.1 |
| Block（ブロック） | Number Forms（数字に準じるもの） |
| Plane（面） | Basic Multilingual Plane（基本多言語面） |
| Script | |
| Category | |
| Bidirectional Class | |
| Combining Class | |
| Character is Mirrored | |
| HTML Entity | ↀ ↀ |
| UTF-8 Encoding | ↀ e28680 |
| UTF-16 Encoding | ↀ 2180 |
| UTF-32 Encoding | ↀ 00002180 |