12232978027 has 2 divisors, whose sum is σ = 12232978028. Its totient is φ = 12232978026.

The previous prime is 12232978019. The next prime is 12232978081. The reversal of 12232978027 is 72087923221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12232978027 - 2³ = 12232978019 is a prime.

It is not a weakly prime, because it can be changed into another prime (12232978127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116489013 + 6116489014.

It is an arithmetic number, because the mean of its divisors is an integer number (6116489014).

Almost surely, 2^12232978027 is an apocalyptic number.

12232978027 is a deficient number, since it is larger than the sum of its proper divisors (1).

12232978027 is an equidigital number, since it uses as much as digits as its factorization.

12232978027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 43.

The spelling of 12232978027 in words is "twelve billion, two hundred thirty-two million, nine hundred seventy-eight thousand, twenty-seven".