322331321231 has 2 divisors, whose sum is σ = 322331321232. Its totient is φ = 322331321230.

The previous prime is 322331321189. The next prime is 322331321287. The reversal of 322331321231 is 132123133223.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 322331321231 - 2¹⁸ = 322331059087 is a prime.

It is a super-2 number, since 2×322331321231² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 322331321231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322331326231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161165660615 + 161165660616.

It is an arithmetic number, because the mean of its divisors is an integer number (161165660616).

Almost surely, 2^322331321231 is an apocalyptic number.

322331321231 is a deficient number, since it is larger than the sum of its proper divisors (1).

322331321231 is an equidigital number, since it uses as much as digits as its factorization.

322331321231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 26.

Adding to 322331321231 its reverse (132123133223), we get a palindrome (454454454454).

The spelling of 322331321231 in words is "three hundred twenty-two billion, three hundred thirty-one million, three hundred twenty-one thousand, two hundred thirty-one".