3112312113289 has 2 divisors, whose sum is σ = 3112312113290. Its totient is φ = 3112312113288.

The previous prime is 3112312113271. The next prime is 3112312113341. The reversal of 3112312113289 is 9823112132113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2478130827264 + 634181286025 = 1574208^2 + 796355^2 .

It is a cyclic number.

It is not a de Polignac number, because 3112312113289 - 2⁵ = 3112312113257 is a prime.

It is not a weakly prime, because it can be changed into another prime (3112312113269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556156056644 + 1556156056645.

It is an arithmetic number, because the mean of its divisors is an integer number (1556156056645).

Almost surely, 2^{3112312113289} is an apocalyptic number.

It is an amenable number.

3112312113289 is a deficient number, since it is larger than the sum of its proper divisors (1).

3112312113289 is an equidigital number, since it uses as much as digits as its factorization.

3112312113289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 37.

The spelling of 3112312113289 in words is "three trillion, one hundred twelve billion, three hundred twelve million, one hundred thirteen thousand, two hundred eighty-nine".