320001313021201 has 24 divisors (see below), whose sum is σ = 372875318956800. Its totient is φ = 273823462785600.

The previous prime is 320001313021189. The next prime is 320001313021217. The reversal of 320001313021201 is 102120313100023.

It is not a de Polignac number, because 320001313021201 - 2³³ = 319992723086609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320001313021261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2290218021 + ... + 2290357741.

It is an arithmetic number, because the mean of its divisors is an integer number (15536471623200).

Almost surely, 2^{320001313021201} is an apocalyptic number.

It is an amenable number.

320001313021201 is a deficient number, since it is larger than the sum of its proper divisors (52874005935599).

320001313021201 is a wasteful number, since it uses less digits than its factorization.

320001313021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218365 (or 218358 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 320001313021201 its reverse (102120313100023), we get a palindrome (422121626121224).

The spelling of 320001313021201 in words is "three hundred twenty trillion, one billion, three hundred thirteen million, twenty-one thousand, two hundred one".