12179320199 has 2 divisors, whose sum is σ = 12179320200. Its totient is φ = 12179320198.

The previous prime is 12179320171. The next prime is 12179320277. The reversal of 12179320199 is 99102397121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12179320199 - 2¹⁶ = 12179254663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12179320399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6089660099 + 6089660100.

It is an arithmetic number, because the mean of its divisors is an integer number (6089660100).

Almost surely, 2^12179320199 is an apocalyptic number.

12179320199 is a deficient number, since it is larger than the sum of its proper divisors (1).

12179320199 is an equidigital number, since it uses as much as digits as its factorization.

12179320199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61236, while the sum is 44.

The spelling of 12179320199 in words is "twelve billion, one hundred seventy-nine million, three hundred twenty thousand, one hundred ninety-nine".