13323121231100 has 36 divisors (see below), whose sum is σ = 30432813763800. Its totient is φ = 5048761728960.

The previous prime is 13323121231087. The next prime is 13323121231169. The reversal of 13323121231100 is 113212132331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3506082635 + ... + 3506086434.

Almost surely, 2^{13323121231100} is an apocalyptic number.

13323121231100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13323121231100 is an abundant number, since it is smaller than the sum of its proper divisors (17109692532700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13323121231100 is a wasteful number, since it uses less digits than its factorization.

13323121231100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7012169102 (or 7012169095 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 13323121231100 its reverse (113212132331), we get a palindrome (13436333363431).

The spelling of 13323121231100 in words is "thirteen trillion, three hundred twenty-three billion, one hundred twenty-one million, two hundred thirty-one thousand, one hundred".