322120002321 has 48 divisors (see below), whose sum is σ = 503875590400. Its totient is φ = 197121133440.

The previous prime is 322120002313. The next prime is 322120002383. The reversal of 322120002321 is 123200021223.

322120002321 is a `hidden beast` number, since 322 + 1 + 20 + 0 + 0 + 2 + 321 = 666.

It is not a de Polignac number, because 322120002321 - 2³ = 322120002313 is a prime.

It is a super-2 number, since 2×322120002321² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 322120002294 and 322120002303.

It is not an unprimeable number, because it can be changed into a prime (322120002121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 64980375 + ... + 64985331.

Almost surely, 2^322120002321 is an apocalyptic number.

It is an amenable number.

322120002321 is a deficient number, since it is larger than the sum of its proper divisors (181755588079).

322120002321 is a wasteful number, since it uses less digits than its factorization.

322120002321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7966 (or 7963 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 322120002321 its reverse (123200021223), we get a palindrome (445320023544).

The spelling of 322120002321 in words is "three hundred twenty-two billion, one hundred twenty million, two thousand, three hundred twenty-one".