12320320199999 has 16 divisors (see below), whose sum is σ = 15311558518848. Its totient is φ = 9670458004992.

The previous prime is 12320320199983. The next prime is 12320320200043. The reversal of 12320320199999 is 99999102302321.

It is a cyclic number.

It is not a de Polignac number, because 12320320199999 - 2⁴ = 12320320199983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320320199909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1399078064 + ... + 1399086869.

It is an arithmetic number, because the mean of its divisors is an integer number (956972407428).

Almost surely, 2^{12320320199999} is an apocalyptic number.

12320320199999 is a deficient number, since it is larger than the sum of its proper divisors (2991238318849).

12320320199999 is a wasteful number, since it uses less digits than its factorization.

12320320199999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2798164994.

The product of its (nonzero) digits is 4251528, while the sum is 59.

The spelling of 12320320199999 in words is "twelve trillion, three hundred twenty billion, three hundred twenty million, one hundred ninety-nine thousand, nine hundred ninety-nine".