42312977227 has 2 divisors, whose sum is σ = 42312977228. Its totient is φ = 42312977226.

The previous prime is 42312977209. The next prime is 42312977243. The reversal of 42312977227 is 72277921324.

42312977227 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42312977227 - 2⁷ = 42312977099 is a prime.

It is not a weakly prime, because it can be changed into another prime (42312974227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21156488613 + 21156488614.

It is an arithmetic number, because the mean of its divisors is an integer number (21156488614).

Almost surely, 2^42312977227 is an apocalyptic number.

42312977227 is a deficient number, since it is larger than the sum of its proper divisors (1).

42312977227 is an equidigital number, since it uses as much as digits as its factorization.

42312977227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 592704, while the sum is 46.

The spelling of 42312977227 in words is "forty-two billion, three hundred twelve million, nine hundred seventy-seven thousand, two hundred twenty-seven".