10311232993 has 2 divisors, whose sum is σ = 10311232994. Its totient is φ = 10311232992.

The previous prime is 10311232979. The next prime is 10311233021. The reversal of 10311232993 is 39923211301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8958243904 + 1352989089 = 94648^2 + 36783^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10311232993 is a prime.

It is not a weakly prime, because it can be changed into another prime (10311232973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5155616496 + 5155616497.

It is an arithmetic number, because the mean of its divisors is an integer number (5155616497).

Almost surely, 2^10311232993 is an apocalyptic number.

It is an amenable number.

10311232993 is a deficient number, since it is larger than the sum of its proper divisors (1).

10311232993 is an equidigital number, since it uses as much as digits as its factorization.

10311232993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 34.

The spelling of 10311232993 in words is "ten billion, three hundred eleven million, two hundred thirty-two thousand, nine hundred ninety-three".