122400552201999 has 8 divisors (see below), whose sum is σ = 171790248704640. Its totient is φ = 77305611917016.

The previous prime is 122400552201953. The next prime is 122400552202013. The reversal of 122400552201999 is 999102255004221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122400552201999 - 2⁸ = 122400552201743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122400552211999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1073689054347 + ... + 1073689054460.

It is an arithmetic number, because the mean of its divisors is an integer number (21473781088080).

Almost surely, 2^{122400552201999} is an apocalyptic number.

122400552201999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

122400552201999 is a deficient number, since it is larger than the sum of its proper divisors (49389696502641).

122400552201999 is a wasteful number, since it uses less digits than its factorization.

122400552201999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2147378108829.

The product of its (nonzero) digits is 1166400, while the sum is 51.

The spelling of 122400552201999 in words is "one hundred twenty-two trillion, four hundred billion, five hundred fifty-two million, two hundred one thousand, nine hundred ninety-nine".