322113321 has 32 divisors (see below), whose sum is σ = 500670720. Its totient is φ = 204285312.

The previous prime is 322113317. The next prime is 322113347. The reversal of 322113321 is 123311223.

322113321 is a `hidden beast` number, since 322 + 11 + 332 + 1 = 666.

It is not a de Polignac number, because 322113321 - 2² = 322113317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 322113294 and 322113303.

It is not an unprimeable number, because it can be changed into a prime (322113221) 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, 121021 + ... + 123653.

It is an arithmetic number, because the mean of its divisors is an integer number (15645960).

Almost surely, 2^322113321 is an apocalyptic number.

It is an amenable number.

322113321 is a deficient number, since it is larger than the sum of its proper divisors (178557399).

322113321 is a wasteful number, since it uses less digits than its factorization.

322113321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2862 (or 2856 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 322113321 is about 17947.5157333822. The cubic root of 322113321 is about 685.4927961551.

Adding to 322113321 its reverse (123311223), we get a palindrome (445424544).

The spelling of 322113321 in words is "three hundred twenty-two million, one hundred thirteen thousand, three hundred twenty-one".