122102131187 has 2 divisors, whose sum is σ = 122102131188. Its totient is φ = 122102131186.

The previous prime is 122102131181. The next prime is 122102131211. The reversal of 122102131187 is 781131201221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122102131187 - 2¹⁴ = 122102114803 is a prime.

It is not a weakly prime, because it can be changed into another prime (122102131181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61051065593 + 61051065594.

It is an arithmetic number, because the mean of its divisors is an integer number (61051065594).

Almost surely, 2^122102131187 is an apocalyptic number.

122102131187 is a deficient number, since it is larger than the sum of its proper divisors (1).

122102131187 is an equidigital number, since it uses as much as digits as its factorization.

122102131187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 29.

The spelling of 122102131187 in words is "one hundred twenty-two billion, one hundred two million, one hundred thirty-one thousand, one hundred eighty-seven".