113330131031 has 16 divisors (see below), whose sum is σ = 123918995424. Its totient is φ = 103009826304.

The previous prime is 113330131007. The next prime is 113330131043. The reversal of 113330131031 is 130131033311.

It is a cyclic number.

It is not a de Polignac number, because 113330131031 - 2⁶ = 113330130967 is a prime.

It is a super-2 number, since 2×113330131031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113330130994 and 113330131012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113330131081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2268635 + ... + 2318051.

It is an arithmetic number, because the mean of its divisors is an integer number (7744937214).

Almost surely, 2^113330131031 is an apocalyptic number.

113330131031 is a deficient number, since it is larger than the sum of its proper divisors (10588864393).

113330131031 is a wasteful number, since it uses less digits than its factorization.

113330131031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52130.

The product of its (nonzero) digits is 243, while the sum is 20.

Adding to 113330131031 its reverse (130131033311), we get a palindrome (243461164342).

The spelling of 113330131031 in words is "one hundred thirteen billion, three hundred thirty million, one hundred thirty-one thousand, thirty-one".