122122399999 has 2 divisors, whose sum is σ = 122122400000. Its totient is φ = 122122399998.

The previous prime is 122122399951. The next prime is 122122400051. The reversal of 122122399999 is 999993221221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122122399999 - 2²⁷ = 121988182271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122122396999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61061199999 + 61061200000.

It is an arithmetic number, because the mean of its divisors is an integer number (61061200000).

Almost surely, 2^122122399999 is an apocalyptic number.

122122399999 is a deficient number, since it is larger than the sum of its proper divisors (1).

122122399999 is an equidigital number, since it uses as much as digits as its factorization.

122122399999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2834352, while the sum is 58.

The spelling of 122122399999 in words is "one hundred twenty-two billion, one hundred twenty-two million, three hundred ninety-nine thousand, nine hundred ninety-nine".