22921502117 has 2 divisors, whose sum is σ = 22921502118. Its totient is φ = 22921502116.

The previous prime is 22921502059. The next prime is 22921502119. The reversal of 22921502117 is 71120512922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22119423076 + 802079041 = 148726^2 + 28321^2 .

It is a cyclic number.

It is not a de Polignac number, because 22921502117 - 2²² = 22917307813 is a prime.

Together with 22921502119, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22921502119) 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, 11460751058 + 11460751059.

It is an arithmetic number, because the mean of its divisors is an integer number (11460751059).

Almost surely, 2^22921502117 is an apocalyptic number.

It is an amenable number.

22921502117 is a deficient number, since it is larger than the sum of its proper divisors (1).

22921502117 is an equidigital number, since it uses as much as digits as its factorization.

22921502117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 32.

The spelling of 22921502117 in words is "twenty-two billion, nine hundred twenty-one million, five hundred two thousand, one hundred seventeen".