12422160643999 has 4 divisors (see below), whose sum is σ = 12632705739720. Its totient is φ = 12211615548280.

The previous prime is 12422160643979. The next prime is 12422160644021. The reversal of 12422160643999 is 99934606122421.

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 12422160643999 - 2⁵ = 12422160643967 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12422160643979) 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, 105272547772 + ... + 105272547889.

It is an arithmetic number, because the mean of its divisors is an integer number (3158176434930).

Almost surely, 2^{12422160643999} is an apocalyptic number.

12422160643999 is a deficient number, since it is larger than the sum of its proper divisors (210545095721).

12422160643999 is an equidigital number, since it uses as much as digits as its factorization.

12422160643999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210545095720.

The product of its (nonzero) digits is 10077696, while the sum is 58.

The spelling of 12422160643999 in words is "twelve trillion, four hundred twenty-two billion, one hundred sixty million, six hundred forty-three thousand, nine hundred ninety-nine".