113332231321 has 4 divisors (see below), whose sum is σ = 113548928272. Its totient is φ = 113115534372.

The previous prime is 113332231307. The next prime is 113332231349. The reversal of 113332231321 is 123132233311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113332231321 - 2²⁵ = 113298676889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113332231351) 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, 108347691 + ... + 108348736.

It is an arithmetic number, because the mean of its divisors is an integer number (28387232068).

Almost surely, 2^113332231321 is an apocalyptic number.

It is an amenable number.

113332231321 is a deficient number, since it is larger than the sum of its proper divisors (216696951).

113332231321 is an equidigital number, since it uses as much as digits as its factorization.

113332231321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216696950.

The product of its digits is 1944, while the sum is 25.

Adding to 113332231321 its reverse (123132233311), we get a palindrome (236464464632).

The spelling of 113332231321 in words is "one hundred thirteen billion, three hundred thirty-two million, two hundred thirty-one thousand, three hundred twenty-one".