422333332321 has 2 divisors, whose sum is σ = 422333332322. Its totient is φ = 422333332320.

The previous prime is 422333332313. The next prime is 422333332339. The reversal of 422333332321 is 123233333224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 282427410721 + 139905921600 = 531439^2 + 374040^2 .

It is a cyclic number.

It is not a de Polignac number, because 422333332321 - 2³ = 422333332313 is a prime.

It is not a weakly prime, because it can be changed into another prime (422333332021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211166666160 + 211166666161.

It is an arithmetic number, because the mean of its divisors is an integer number (211166666161).

Almost surely, 2^422333332321 is an apocalyptic number.

It is an amenable number.

422333332321 is a deficient number, since it is larger than the sum of its proper divisors (1).

422333332321 is an equidigital number, since it uses as much as digits as its factorization.

422333332321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 31.

Adding to 422333332321 its reverse (123233333224), we get a palindrome (545566665545).

The spelling of 422333332321 in words is "four hundred twenty-two billion, three hundred thirty-three million, three hundred thirty-two thousand, three hundred twenty-one".