122200021001999 has 8 divisors (see below), whose sum is σ = 123102464615760. Its totient is φ = 121297910342400.

The previous prime is 122200021001983. The next prime is 122200021002001. The reversal of 122200021001999 is 999100120002221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 122200021001999 - 2⁴ = 122200021001983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122200021001909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82501772 + ... + 83969889.

It is an arithmetic number, because the mean of its divisors is an integer number (15387808076970).

Almost surely, 2^{122200021001999} is an apocalyptic number.

122200021001999 is a deficient number, since it is larger than the sum of its proper divisors (902443613761).

122200021001999 is a wasteful number, since it uses less digits than its factorization.

122200021001999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166477081.

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

The spelling of 122200021001999 in words is "one hundred twenty-two trillion, two hundred billion, twenty-one million, one thousand, nine hundred ninety-nine".