422111365867 has 2 divisors, whose sum is σ = 422111365868. Its totient is φ = 422111365866.

The previous prime is 422111365849. The next prime is 422111365873. The reversal of 422111365867 is 768563111224.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422111365867 is a prime.

It is not a weakly prime, because it can be changed into another prime (422111365667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211055682933 + 211055682934.

It is an arithmetic number, because the mean of its divisors is an integer number (211055682934).

Almost surely, 2^422111365867 is an apocalyptic number.

422111365867 is a deficient number, since it is larger than the sum of its proper divisors (1).

422111365867 is an equidigital number, since it uses as much as digits as its factorization.

422111365867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 46.

The spelling of 422111365867 in words is "four hundred twenty-two billion, one hundred eleven million, three hundred sixty-five thousand, eight hundred sixty-seven".