320311013321001 has 32 divisors (see below), whose sum is σ = 433331023104000. Its totient is φ = 210419125983360.

The previous prime is 320311013320993. The next prime is 320311013321003. The reversal of 320311013321001 is 100123310113023.

It is a happy number.

It is not a de Polignac number, because 320311013321001 - 2³ = 320311013320993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320311013321003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3194530470 + ... + 3194630736.

It is an arithmetic number, because the mean of its divisors is an integer number (13541594472000).

Almost surely, 2^{320311013321001} is an apocalyptic number.

It is an amenable number.

320311013321001 is a deficient number, since it is larger than the sum of its proper divisors (113020009782999).

320311013321001 is a wasteful number, since it uses less digits than its factorization.

320311013321001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108309.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 320311013321001 its reverse (100123310113023), we get a palindrome (420434323434024).

The spelling of 320311013321001 in words is "three hundred twenty trillion, three hundred eleven billion, thirteen million, three hundred twenty-one thousand, one".