| Property | Value |
|---|---|
| Codepoint | U+29B1 |
| Literal Character | ⦱ |
| Name | EMPTY SET WITH OVERBAR |
| Sketch | ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ ................ |
| Control Character | no |
| Block | Miscellaneous Mathematical Symbols-B |
| Subblock | Cyrillic extensions |
| UTF-8 byte encoding | e2 a6 b1 |
| UTF-16 byte encoding | 29 b1 (big endian) |
| HTML Entity | ⦱ |
| Perl string literal | \x{29B1} |