2311231015039 has 2 divisors, whose sum is σ = 2311231015040. Its totient is φ = 2311231015038.

The previous prime is 2311231015021. The next prime is 2311231015111. The reversal of 2311231015039 is 9305101321132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2311231015039 - 2⁵ = 2311231015007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2311231015039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2311231012039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155615507519 + 1155615507520.

It is an arithmetic number, because the mean of its divisors is an integer number (1155615507520).

Almost surely, 2^{2311231015039} is an apocalyptic number.

2311231015039 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311231015039 is an equidigital number, since it uses as much as digits as its factorization.

2311231015039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 31.

The spelling of 2311231015039 in words is "two trillion, three hundred eleven billion, two hundred thirty-one million, fifteen thousand, thirty-nine".