12159223099 has 2 divisors, whose sum is σ = 12159223100. Its totient is φ = 12159223098.

The previous prime is 12159223081. The next prime is 12159223151. The reversal of 12159223099 is 99032295121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12159223099 - 2⁵ = 12159223067 is a prime.

It is not a weakly prime, because it can be changed into another prime (12159223039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6079611549 + 6079611550.

It is an arithmetic number, because the mean of its divisors is an integer number (6079611550).

Almost surely, 2^12159223099 is an apocalyptic number.

12159223099 is a deficient number, since it is larger than the sum of its proper divisors (1).

12159223099 is an equidigital number, since it uses as much as digits as its factorization.

12159223099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87480, while the sum is 43.

The spelling of 12159223099 in words is "twelve billion, one hundred fifty-nine million, two hundred twenty-three thousand, ninety-nine".