113322121021321 has 16 divisors (see below), whose sum is σ = 114011523906048. Its totient is φ = 112635283320000.

The previous prime is 113322121021303. The next prime is 113322121021379. The reversal of 113322121021321 is 123120121223311.

It is a cyclic number.

It is not a de Polignac number, because 113322121021321 - 2⁹ = 113322121020809 is a prime.

It is a super-2 number, since 2×113322121021321² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113322121021121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149843091 + ... + 150597463.

It is an arithmetic number, because the mean of its divisors is an integer number (7125720244128).

Almost surely, 2^{113322121021321} is an apocalyptic number.

It is an amenable number.

113322121021321 is a deficient number, since it is larger than the sum of its proper divisors (689402884727).

113322121021321 is an equidigital number, since it uses as much as digits as its factorization.

113322121021321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756072.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 113322121021321 its reverse (123120121223311), we get a palindrome (236442242244632).

The spelling of 113322121021321 in words is "one hundred thirteen trillion, three hundred twenty-two billion, one hundred twenty-one million, twenty-one thousand, three hundred twenty-one".