113132012231 has 8 divisors (see below), whose sum is σ = 129297452544. Its totient is φ = 96967503000.

The previous prime is 113132012209. The next prime is 113132012251. The reversal of 113132012231 is 132210231311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113132012231 - 2⁶ = 113132012167 is a prime.

It is a super-2 number, since 2×113132012231² (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 (113132012251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50606 + ... + 478356.

It is an arithmetic number, because the mean of its divisors is an integer number (16162181568).

Almost surely, 2^113132012231 is an apocalyptic number.

113132012231 is a deficient number, since it is larger than the sum of its proper divisors (16165440313).

113132012231 is an equidigital number, since it uses as much as digits as its factorization.

113132012231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465541.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 113132012231 its reverse (132210231311), we get a palindrome (245342243542).

The spelling of 113132012231 in words is "one hundred thirteen billion, one hundred thirty-two million, twelve thousand, two hundred thirty-one".