422311198951 has 2 divisors, whose sum is σ = 422311198952. Its totient is φ = 422311198950.

The previous prime is 422311198943. The next prime is 422311198999. The reversal of 422311198951 is 159891113224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422311198951 - 2³ = 422311198943 is a prime.

It is a super-2 number, since 2×422311198951² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422311108951) 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, 211155599475 + 211155599476.

It is an arithmetic number, because the mean of its divisors is an integer number (211155599476).

Almost surely, 2^422311198951 is an apocalyptic number.

422311198951 is a deficient number, since it is larger than the sum of its proper divisors (1).

422311198951 is an equidigital number, since it uses as much as digits as its factorization.

422311198951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 46.

The spelling of 422311198951 in words is "four hundred twenty-two billion, three hundred eleven million, one hundred ninety-eight thousand, nine hundred fifty-one".