111,111,111 multiplied by itself equals 12,345,678,987,654,321.
(The result is the same forwards and backwards, and it contains all the numbers from 1 to 9, which first increase and then decrease. If you don't believe me, try it.)
111,111,111 multiplied by itself equals 12,345,678,987,654,321.
(The result is the same forwards and backwards, and it contains all the numbers from 1 to 9, which first increase and then decrease. If you don't believe me, try it.)