422404121057 has 2 divisors, whose sum is σ = 422404121058. Its totient is φ = 422404121056.

The previous prime is 422404121003. The next prime is 422404121143. The reversal of 422404121057 is 750121404224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 369653056081 + 52751064976 = 607991^2 + 229676^2 .

It is a cyclic number.

It is not a de Polignac number, because 422404121057 - 2²⁴ = 422387343841 is a prime.

It is not a weakly prime, because it can be changed into another prime (422404141057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211202060528 + 211202060529.

It is an arithmetic number, because the mean of its divisors is an integer number (211202060529).

Almost surely, 2^422404121057 is an apocalyptic number.

It is an amenable number.

422404121057 is a deficient number, since it is larger than the sum of its proper divisors (1).

422404121057 is an equidigital number, since it uses as much as digits as its factorization.

422404121057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17920, while the sum is 32.

The spelling of 422404121057 in words is "four hundred twenty-two billion, four hundred four million, one hundred twenty-one thousand, fifty-seven".