423220125827 has 2 divisors, whose sum is σ = 423220125828. Its totient is φ = 423220125826.

The previous prime is 423220125803. The next prime is 423220125841. The reversal of 423220125827 is 728521022324.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423220125827 is a prime.

It is not a weakly prime, because it can be changed into another prime (423220125877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211610062913 + 211610062914.

It is an arithmetic number, because the mean of its divisors is an integer number (211610062914).

Almost surely, 2^423220125827 is an apocalyptic number.

423220125827 is a deficient number, since it is larger than the sum of its proper divisors (1).

423220125827 is an equidigital number, since it uses as much as digits as its factorization.

423220125827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107520, while the sum is 38.

The spelling of 423220125827 in words is "four hundred twenty-three billion, two hundred twenty million, one hundred twenty-five thousand, eight hundred twenty-seven".