320222320320321 has 12 divisors (see below), whose sum is σ = 462559090611540. Its totient is φ = 213474282708960.

The previous prime is 320222320320281. The next prime is 320222320320349. The reversal of 320222320320321 is 123023023222023.

320222320320321 is a `hidden beast` number, since 3 + 202 + 2 + 232 + 0 + 3 + 203 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 113703002511921 + 206519317808400 = 10663161^2 + 14370780^2 .

It is not a de Polignac number, because 320222320320321 - 2⁷ = 320222320320193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320222320327321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 605068410 + ... + 605597411.

It is an arithmetic number, because the mean of its divisors is an integer number (38546590884295).

Almost surely, 2^{320222320320321} is an apocalyptic number.

It is an amenable number.

320222320320321 is a deficient number, since it is larger than the sum of its proper divisors (142336770291219).

320222320320321 is a wasteful number, since it uses less digits than its factorization.

320222320320321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210695216 (or 1210695213 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 320222320320321 its reverse (123023023222023), we get a palindrome (443245343542344).

The spelling of 320222320320321 in words is "three hundred twenty trillion, two hundred twenty-two billion, three hundred twenty million, three hundred twenty thousand, three hundred twenty-one".