12180616199 has 2 divisors, whose sum is σ = 12180616200. Its totient is φ = 12180616198.

The previous prime is 12180616111. The next prime is 12180616223. The reversal of 12180616199 is 99161608121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12180616199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12180610199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6090308099 + 6090308100.

It is an arithmetic number, because the mean of its divisors is an integer number (6090308100).

Almost surely, 2^12180616199 is an apocalyptic number.

12180616199 is a deficient number, since it is larger than the sum of its proper divisors (1).

12180616199 is an equidigital number, since it uses as much as digits as its factorization.

12180616199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 44.

The spelling of 12180616199 in words is "twelve billion, one hundred eighty million, six hundred sixteen thousand, one hundred ninety-nine".