320111132322013 has 8 divisors (see below), whose sum is σ = 326170175004000. Its totient is φ = 314052801121488.

The previous prime is 320111132321987. The next prime is 320111132322067. The reversal of 320111132322013 is 310223231111023.

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

It is a cyclic number.

It is not a de Polignac number, because 320111132322013 - 2³⁷ = 319973693368541 is a prime.

It is a super-4 number, since 4×320111132322013⁴ (a number of 59 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320111132352013) 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, 176961963 + ... + 178761736.

It is an arithmetic number, because the mean of its divisors is an integer number (40771271875500).

Almost surely, 2^{320111132322013} is an apocalyptic number.

It is an amenable number.

320111132322013 is a deficient number, since it is larger than the sum of its proper divisors (6059042681987).

320111132322013 is a wasteful number, since it uses less digits than its factorization.

320111132322013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355740731.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 320111132322013 its reverse (310223231111023), we get a palindrome (630334363433036).

The spelling of 320111132322013 in words is "three hundred twenty trillion, one hundred eleven billion, one hundred thirty-two million, three hundred twenty-two thousand, thirteen".