423220125127 has 2 divisors, whose sum is σ = 423220125128. Its totient is φ = 423220125126.

The previous prime is 423220125079. The next prime is 423220125241. The reversal of 423220125127 is 721521022324.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423220125127 is a prime.

It is a super-2 number, since 2×423220125127² (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 (423220125827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211610062563 + 211610062564.

It is an arithmetic number, because the mean of its divisors is an integer number (211610062564).

Almost surely, 2^423220125127 is an apocalyptic number.

423220125127 is a deficient number, since it is larger than the sum of its proper divisors (1).

423220125127 is an equidigital number, since it uses as much as digits as its factorization.

423220125127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 31.

The spelling of 423220125127 in words is "four hundred twenty-three billion, two hundred twenty million, one hundred twenty-five thousand, one hundred twenty-seven".