312132120030089 has 2 divisors, whose sum is σ = 312132120030090. Its totient is φ = 312132120030088.

The previous prime is 312132120030043. The next prime is 312132120030131. The reversal of 312132120030089 is 980030021231213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 303734486880400 + 8397633149689 = 17427980^2 + 2897867^2 .

It is a cyclic number.

It is not a de Polignac number, because 312132120030089 - 2³² = 312127825062793 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (312132120630089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156066060015044 + 156066060015045.

It is an arithmetic number, because the mean of its divisors is an integer number (156066060015045).

Almost surely, 2^{312132120030089} is an apocalyptic number.

It is an amenable number.

312132120030089 is a deficient number, since it is larger than the sum of its proper divisors (1).

312132120030089 is an equidigital number, since it uses as much as digits as its factorization.

312132120030089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 312132120030089 in words is "three hundred twelve trillion, one hundred thirty-two billion, one hundred twenty million, thirty thousand, eighty-nine".