12311065699 has 2 divisors, whose sum is σ = 12311065700. Its totient is φ = 12311065698.

The previous prime is 12311065693. The next prime is 12311065733. The reversal of 12311065699 is 99656011321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12311065699 is a prime.

It is not a weakly prime, because it can be changed into another prime (12311065693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155532849 + 6155532850.

It is an arithmetic number, because the mean of its divisors is an integer number (6155532850).

Almost surely, 2^12311065699 is an apocalyptic number.

12311065699 is a deficient number, since it is larger than the sum of its proper divisors (1).

12311065699 is an equidigital number, since it uses as much as digits as its factorization.

12311065699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87480, while the sum is 43.

The spelling of 12311065699 in words is "twelve billion, three hundred eleven million, sixty-five thousand, six hundred ninety-nine".