113131333321 has 16 divisors (see below), whose sum is σ = 121759260480. Its totient is φ = 104727490560.

The previous prime is 113131333303. The next prime is 113131333361. The reversal of 113131333321 is 123333131311.

It is a cyclic number.

It is not a de Polignac number, because 113131333321 - 2²⁷ = 112997115593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113131333361) 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, 675241 + ... + 825961.

It is an arithmetic number, because the mean of its divisors is an integer number (7609953780).

Almost surely, 2^113131333321 is an apocalyptic number.

It is an amenable number.

113131333321 is a deficient number, since it is larger than the sum of its proper divisors (8627927159).

113131333321 is a wasteful number, since it uses less digits than its factorization.

113131333321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151464.

The product of its digits is 1458, while the sum is 25.

Adding to 113131333321 its reverse (123333131311), we get a palindrome (236464464632).

The spelling of 113131333321 in words is "one hundred thirteen billion, one hundred thirty-one million, three hundred thirty-three thousand, three hundred twenty-one".