Code point
U+A671
A dotted circle is included to make this combining mark visible.
U+A671
MeU+A671 COMBINING CYRILLIC HUNDRED MILLIONS SIGN is a Unicode 16.0.0 character in the Enclosing Mark category. It belongs to the Cyrillic Extended-B block.
Choose the representation you need, then copy its value.
U+A671
42609
꙱
꙱
EA 99 B1
A671
0000A671
%EA%99%B1
\uA671
\uA671
\uA671
\A671