12297994831999 has 4 divisors (see below), whose sum is σ = 12298185613336. Its totient is φ = 12297804050664.

The previous prime is 12297994831987. The next prime is 12297994832003. The reversal of 12297994831999 is 99913849979221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12297994831999 - 2³⁹ = 11748239018111 is a prime.

It is a super-2 number, since 2×12297994831999² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12297994831909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95293944 + ... + 95422909.

It is an arithmetic number, because the mean of its divisors is an integer number (3074546403334).

Almost surely, 2^{12297994831999} is an apocalyptic number.

12297994831999 is a deficient number, since it is larger than the sum of its proper divisors (190781337).

12297994831999 is an equidigital number, since it uses as much as digits as its factorization.

12297994831999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190781336.

The product of its digits is 1428513408, while the sum is 82.

The spelling of 12297994831999 in words is "twelve trillion, two hundred ninety-seven billion, nine hundred ninety-four million, eight hundred thirty-one thousand, nine hundred ninety-nine".