22910242331 has 2 divisors, whose sum is σ = 22910242332. Its totient is φ = 22910242330.

The previous prime is 22910242297. The next prime is 22910242349. The reversal of 22910242331 is 13324201922.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22910242331 is a prime.

It is a super-2 number, since 2×22910242331² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22910242294 and 22910242303.

It is not a weakly prime, because it can be changed into another prime (22910242361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11455121165 + 11455121166.

It is an arithmetic number, because the mean of its divisors is an integer number (11455121166).

Almost surely, 2^22910242331 is an apocalyptic number.

22910242331 is a deficient number, since it is larger than the sum of its proper divisors (1).

22910242331 is an equidigital number, since it uses as much as digits as its factorization.

22910242331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 22910242331 in words is "twenty-two billion, nine hundred ten million, two hundred forty-two thousand, three hundred thirty-one".