111,111

Number
$111 \, 111$ (one hundred and eleven thousand, one hundred and eleven) is:


 * $3 \times 7 \times 11 \times 13 \times 37$


 * The $6$th repuint after $1, 11, 111, 1111, 11 \, 111$


 * A palindromic number whose square is also palindromic:

Also see

 * Square of Small-Digit Palindromic Number is Palindromic