422425222931 has 2 divisors, whose sum is σ = 422425222932. Its totient is φ = 422425222930.

The previous prime is 422425222867. The next prime is 422425222957. The reversal of 422425222931 is 139222524224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422425222931 - 2⁶ = 422425222867 is a prime.

It is a super-2 number, since 2×422425222931² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (422425222981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211212611465 + 211212611466.

It is an arithmetic number, because the mean of its divisors is an integer number (211212611466).

Almost surely, 2^422425222931 is an apocalyptic number.

422425222931 is a deficient number, since it is larger than the sum of its proper divisors (1).

422425222931 is an equidigital number, since it uses as much as digits as its factorization.

422425222931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 38.

The spelling of 422425222931 in words is "four hundred twenty-two billion, four hundred twenty-five million, two hundred twenty-two thousand, nine hundred thirty-one".