10220...02201 (55-digits)
This number is a prime.
10220 0333000444 4000055555 0000055555 0000444400 0333002201
A mnemonic palindromic prime. [Kulsha]
The digit sum of this prime is 110, which is the double of its number of digits. [Trotter]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell