113013233031 has 24 divisors (see below), whose sum is σ = 154113268464. Its totient is φ = 73665047680.

The previous prime is 113013233009. The next prime is 113013233033. The reversal of 113013233031 is 130332310311.

It is not a de Polignac number, because 113013233031 - 2¹³ = 113013224839 is a prime.

It is a super-2 number, since 2×113013233031² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113013232989 and 113013233007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113013233033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7023211 + ... + 7039283.

It is an arithmetic number, because the mean of its divisors is an integer number (6421386186).

Almost surely, 2^113013233031 is an apocalyptic number.

113013233031 is a deficient number, since it is larger than the sum of its proper divisors (41100035433).

113013233031 is a wasteful number, since it uses less digits than its factorization.

113013233031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17231 (or 17184 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 113013233031 its reverse (130332310311), we get a palindrome (243345543342).

The spelling of 113013233031 in words is "one hundred thirteen billion, thirteen million, two hundred thirty-three thousand, thirty-one".