113421010131 has 128 divisors (see below), whose sum is σ = 210438144000. Its totient is φ = 59348764800.

The previous prime is 113421010123. The next prime is 113421010189. The reversal of 113421010131 is 131010124311.

It is a happy number.

113421010131 is a `hidden beast` number, since 113 + 421 + 0 + 1 + 0 + 131 = 666.

It is not a de Polignac number, because 113421010131 - 2³ = 113421010123 is a prime.

It is a super-2 number, since 2×113421010131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113421010111) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5785576 + ... + 5805146.

It is an arithmetic number, because the mean of its divisors is an integer number (1644048000).

Almost surely, 2^113421010131 is an apocalyptic number.

113421010131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113421010131 is a deficient number, since it is larger than the sum of its proper divisors (97017133869).

113421010131 is a wasteful number, since it uses less digits than its factorization.

113421010131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19702 (or 19696 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 113421010131 its reverse (131010124311), we get a palindrome (244431134442).

The spelling of 113421010131 in words is "one hundred thirteen billion, four hundred twenty-one million, ten thousand, one hundred thirty-one".