12122299187 has 2 divisors, whose sum is σ = 12122299188. Its totient is φ = 12122299186.

The previous prime is 12122299141. The next prime is 12122299199. The reversal of 12122299187 is 78199222121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12122299187 - 2³² = 7827331891 is a prime.

It is not a weakly prime, because it can be changed into another prime (12122299127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061149593 + 6061149594.

It is an arithmetic number, because the mean of its divisors is an integer number (6061149594).

Almost surely, 2^12122299187 is an apocalyptic number.

12122299187 is a deficient number, since it is larger than the sum of its proper divisors (1).

12122299187 is an equidigital number, since it uses as much as digits as its factorization.

12122299187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 44.

The spelling of 12122299187 in words is "twelve billion, one hundred twenty-two million, two hundred ninety-nine thousand, one hundred eighty-seven".