122022101999 has 4 divisors (see below), whose sum is σ = 139453830864. Its totient is φ = 104590373136.

The previous prime is 122022101987. The next prime is 122022102017. The reversal of 122022101999 is 999101220221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122022101999 - 2²⁰ = 122021053423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122022101909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8715864422 + ... + 8715864435.

It is an arithmetic number, because the mean of its divisors is an integer number (34863457716).

Almost surely, 2^122022101999 is an apocalyptic number.

122022101999 is a deficient number, since it is larger than the sum of its proper divisors (17431728865).

122022101999 is an equidigital number, since it uses as much as digits as its factorization.

122022101999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17431728864.

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 122022101999 in words is "one hundred twenty-two billion, twenty-two million, one hundred one thousand, nine hundred ninety-nine".