122003431139 has 2 divisors, whose sum is σ = 122003431140. Its totient is φ = 122003431138.

The previous prime is 122003431087. The next prime is 122003431169. The reversal of 122003431139 is 931134300221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122003431139 - 2⁸ = 122003430883 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (122003431169) 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, 61001715569 + 61001715570.

It is an arithmetic number, because the mean of its divisors is an integer number (61001715570).

Almost surely, 2^122003431139 is an apocalyptic number.

122003431139 is a deficient number, since it is larger than the sum of its proper divisors (1).

122003431139 is an equidigital number, since it uses as much as digits as its factorization.

122003431139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 122003431139 in words is "one hundred twenty-two billion, three million, four hundred thirty-one thousand, one hundred thirty-nine".