3112138972799 has 2 divisors, whose sum is σ = 3112138972800. Its totient is φ = 3112138972798.

The previous prime is 3112138972793. The next prime is 3112138972819. The reversal of 3112138972799 is 9972798312113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3112138972799 - 2⁴⁰ = 2012627345023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3112138972793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556069486399 + 1556069486400.

It is an arithmetic number, because the mean of its divisors is an integer number (1556069486400).

Almost surely, 2^{3112138972799} is an apocalyptic number.

3112138972799 is a deficient number, since it is larger than the sum of its proper divisors (1).

3112138972799 is an equidigital number, since it uses as much as digits as its factorization.

3112138972799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10287648, while the sum is 62.

The spelling of 3112138972799 in words is "three trillion, one hundred twelve billion, one hundred thirty-eight million, nine hundred seventy-two thousand, seven hundred ninety-nine".