113303023231 has 4 divisors (see below), whose sum is σ = 113346453600. Its totient is φ = 113259592864.

The previous prime is 113303023219. The next prime is 113303023243. The reversal of 113303023231 is 132320303311.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (113303023219) and next prime (113303023243).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113303023231 is a prime.

It is a super-2 number, since 2×113303023231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113303026231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21711271 + ... + 21716488.

It is an arithmetic number, because the mean of its divisors is an integer number (28336613400).

Almost surely, 2^113303023231 is an apocalyptic number.

113303023231 is a deficient number, since it is larger than the sum of its proper divisors (43430369).

113303023231 is an equidigital number, since it uses as much as digits as its factorization.

113303023231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43430368.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 113303023231 its reverse (132320303311), we get a palindrome (245623326542).

The spelling of 113303023231 in words is "one hundred thirteen billion, three hundred three million, twenty-three thousand, two hundred thirty-one".