22534535321 has 2 divisors, whose sum is σ = 22534535322. Its totient is φ = 22534535320.

The previous prime is 22534535299. The next prime is 22534535327. The reversal of 22534535321 is 12353543522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19740250000 + 2794285321 = 140500^2 + 52861^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22534535321 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22534535327) 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, 11267267660 + 11267267661.

It is an arithmetic number, because the mean of its divisors is an integer number (11267267661).

Almost surely, 2^22534535321 is an apocalyptic number.

It is an amenable number.

22534535321 is a deficient number, since it is larger than the sum of its proper divisors (1).

22534535321 is an equidigital number, since it uses as much as digits as its factorization.

22534535321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108000, while the sum is 35.

The spelling of 22534535321 in words is "twenty-two billion, five hundred thirty-four million, five hundred thirty-five thousand, three hundred twenty-one".