312132100030043 has 2 divisors, whose sum is σ = 312132100030044. Its totient is φ = 312132100030042.

The previous prime is 312132100030039. The next prime is 312132100030099. The reversal of 312132100030043 is 340030001231213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312132100030043 - 2² = 312132100030039 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (312132100030643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156066050015021 + 156066050015022.

It is an arithmetic number, because the mean of its divisors is an integer number (156066050015022).

Almost surely, 2^{312132100030043} is an apocalyptic number.

312132100030043 is a deficient number, since it is larger than the sum of its proper divisors (1).

312132100030043 is an equidigital number, since it uses as much as digits as its factorization.

312132100030043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 312132100030043 its reverse (340030001231213), we get a palindrome (652162101261256).

The spelling of 312132100030043 in words is "three hundred twelve trillion, one hundred thirty-two billion, one hundred million, thirty thousand, forty-three".