322320012331 has 4 divisors (see below), whose sum is σ = 324857965312. Its totient is φ = 319782059352.

The previous prime is 322320012319. The next prime is 322320012337. The reversal of 322320012331 is 133210023223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133210023223 = 17 ⋅7835883719.

It is a cyclic number.

It is not a de Polignac number, because 322320012331 - 2²⁹ = 321783141419 is a prime.

It is a super-2 number, since 2×322320012331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322320012337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1268976300 + ... + 1268976553.

It is an arithmetic number, because the mean of its divisors is an integer number (81214491328).

Almost surely, 2^322320012331 is an apocalyptic number.

322320012331 is a deficient number, since it is larger than the sum of its proper divisors (2537952981).

322320012331 is a wasteful number, since it uses less digits than its factorization.

322320012331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2537952980.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 322320012331 its reverse (133210023223), we get a palindrome (455530035554).

The spelling of 322320012331 in words is "three hundred twenty-two billion, three hundred twenty million, twelve thousand, three hundred thirty-one".