113003231321 has 8 divisors (see below), whose sum is σ = 117820369920. Its totient is φ = 108247457808.

The previous prime is 113003231281. The next prime is 113003231371. The reversal of 113003231321 is 123132300311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113003231321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113003231293 and 113003231302.

It is not an unprimeable number, because it can be changed into a prime (113003231371) 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, 15337511 + ... + 15344876.

It is an arithmetic number, because the mean of its divisors is an integer number (14727546240).

Almost surely, 2^113003231321 is an apocalyptic number.

It is an amenable number.

113003231321 is a deficient number, since it is larger than the sum of its proper divisors (4817138599).

113003231321 is a wasteful number, since it uses less digits than its factorization.

113003231321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30682543.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 113003231321 its reverse (123132300311), we get a palindrome (236135531632).

The spelling of 113003231321 in words is "one hundred thirteen billion, three million, two hundred thirty-one thousand, three hundred twenty-one".