12312020599 has 2 divisors, whose sum is σ = 12312020600. Its totient is φ = 12312020598.

The previous prime is 12312020597. The next prime is 12312020603. The reversal of 12312020599 is 99502021321.

It is a weak prime.

It is an emirp because it is prime and its reverse (99502021321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12312020599 - 2¹ = 12312020597 is a prime.

Together with 12312020597, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12312020597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6156010299 + 6156010300.

It is an arithmetic number, because the mean of its divisors is an integer number (6156010300).

Almost surely, 2^12312020599 is an apocalyptic number.

12312020599 is a deficient number, since it is larger than the sum of its proper divisors (1).

12312020599 is an equidigital number, since it uses as much as digits as its factorization.

12312020599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 34.

The spelling of 12312020599 in words is "twelve billion, three hundred twelve million, twenty thousand, five hundred ninety-nine".