122001021212199 has 16 divisors (see below), whose sum is σ = 167068529496960. Its totient is φ = 79133870587680.

The previous prime is 122001021212179. The next prime is 122001021212219. The reversal of 122001021212199 is 991212120100221.

It is an interprime number because it is at equal distance from previous prime (122001021212179) and next prime (122001021212219).

It is not a de Polignac number, because 122001021212199 - 2²⁴ = 122001004434983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122001021212179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8795529 + ... + 17926610.

It is an arithmetic number, because the mean of its divisors is an integer number (10441783093560).

Almost surely, 2^{122001021212199} is an apocalyptic number.

122001021212199 is a deficient number, since it is larger than the sum of its proper divisors (45067508284761).

122001021212199 is a wasteful number, since it uses less digits than its factorization.

122001021212199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26763310.

The product of its (nonzero) digits is 2592, while the sum is 33.

The spelling of 122001021212199 in words is "one hundred twenty-two trillion, one billion, twenty-one million, two hundred twelve thousand, one hundred ninety-nine".