22356489422321 has 2 divisors, whose sum is σ = 22356489422322. Its totient is φ = 22356489422320.

The previous prime is 22356489422299. The next prime is 22356489422327. The reversal of 22356489422321 is 12322498465322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11755051102096 + 10601438320225 = 3428564^2 + 3255985^2 .

It is a cyclic number.

It is not a de Polignac number, because 22356489422321 - 2¹⁸ = 22356489160177 is a prime.

It is not a weakly prime, because it can be changed into another prime (22356489422327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11178244711160 + 11178244711161.

It is an arithmetic number, because the mean of its divisors is an integer number (11178244711161).

Almost surely, 2^{22356489422321} is an apocalyptic number.

It is an amenable number.

22356489422321 is a deficient number, since it is larger than the sum of its proper divisors (1).

22356489422321 is an equidigital number, since it uses as much as digits as its factorization.

22356489422321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9953280, while the sum is 53.

The spelling of 22356489422321 in words is "twenty-two trillion, three hundred fifty-six billion, four hundred eighty-nine million, four hundred twenty-two thousand, three hundred twenty-one".