122222329799 has 2 divisors, whose sum is σ = 122222329800. Its totient is φ = 122222329798.

The previous prime is 122222329793. The next prime is 122222329829. The reversal of 122222329799 is 997923222221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122222329799 - 2²⁰ = 122221281223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122222329793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61111164899 + 61111164900.

It is an arithmetic number, because the mean of its divisors is an integer number (61111164900).

Almost surely, 2^122222329799 is an apocalyptic number.

122222329799 is a deficient number, since it is larger than the sum of its proper divisors (1).

122222329799 is an equidigital number, since it uses as much as digits as its factorization.

122222329799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 50.

The spelling of 122222329799 in words is "one hundred twenty-two billion, two hundred twenty-two million, three hundred twenty-nine thousand, seven hundred ninety-nine".