12001231311299 has 2 divisors, whose sum is σ = 12001231311300. Its totient is φ = 12001231311298.

The previous prime is 12001231311281. The next prime is 12001231311301. The reversal of 12001231311299 is 99211313210021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12001231311299 - 2²⁴ = 12001214534083 is a prime.

Together with 12001231311301, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12001231311899) 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, 6000615655649 + 6000615655650.

It is an arithmetic number, because the mean of its divisors is an integer number (6000615655650).

Almost surely, 2^{12001231311299} is an apocalyptic number.

12001231311299 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001231311299 is an equidigital number, since it uses as much as digits as its factorization.

12001231311299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 35.

The spelling of 12001231311299 in words is "twelve trillion, one billion, two hundred thirty-one million, three hundred eleven thousand, two hundred ninety-nine".