13431013211100 has 72 divisors (see below), whose sum is σ = 38904709588528. Its totient is φ = 3577519526400.

The previous prime is 13431013211089. The next prime is 13431013211113. The reversal of 13431013211100 is 111231013431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25261441 + ... + 25787640.

Almost surely, 2^{13431013211100} is an apocalyptic number.

13431013211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13431013211100 is an abundant number, since it is smaller than the sum of its proper divisors (25473696377428).

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

13431013211100 is a wasteful number, since it uses less digits than its factorization.

13431013211100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51049975 (or 51049968 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 13431013211100 its reverse (111231013431), we get a palindrome (13542244224531).

The spelling of 13431013211100 in words is "thirteen trillion, four hundred thirty-one billion, thirteen million, two hundred eleven thousand, one hundred".