113133312111331 has 4 divisors (see below), whose sum is σ = 113158182046000. Its totient is φ = 113108442176664.

The previous prime is 113133312111307. The next prime is 113133312111353. The reversal of 113133312111331 is 133111213331311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113133312111331 is a prime.

It is a super-2 number, since 2×113133312111331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113133312111331.

It is not an unprimeable number, because it can be changed into a prime (113133312111371) 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, 12434960511 + ... + 12434969608.

It is an arithmetic number, because the mean of its divisors is an integer number (28289545511500).

Almost surely, 2^{113133312111331} is an apocalyptic number.

113133312111331 is a deficient number, since it is larger than the sum of its proper divisors (24869934669).

113133312111331 is an equidigital number, since it uses as much as digits as its factorization.

113133312111331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24869934668.

The product of its digits is 1458, while the sum is 28.

Adding to 113133312111331 its reverse (133111213331311), we get a palindrome (246244525442642).

The spelling of 113133312111331 in words is "one hundred thirteen trillion, one hundred thirty-three billion, three hundred twelve million, one hundred eleven thousand, three hundred thirty-one".