113123011321 has 16 divisors (see below), whose sum is σ = 114252076800. Its totient is φ = 112000896000.

The previous prime is 113123011303. The next prime is 113123011333. The reversal of 113123011321 is 123110321311.

It is a cyclic number.

It is not a de Polignac number, because 113123011321 - 2⁹ = 113123010809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113123011381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70656921 + ... + 70658521.

It is an arithmetic number, because the mean of its divisors is an integer number (7140754800).

Almost surely, 2^113123011321 is an apocalyptic number.

It is an amenable number.

113123011321 is a deficient number, since it is larger than the sum of its proper divisors (1129065479).

113123011321 is a wasteful number, since it uses less digits than its factorization.

113123011321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3360.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 113123011321 its reverse (123110321311), we get a palindrome (236233332632).

The spelling of 113123011321 in words is "one hundred thirteen billion, one hundred twenty-three million, eleven thousand, three hundred twenty-one".