20002211122099 has 4 divisors (see below), whose sum is σ = 20002223525320. Its totient is φ = 20002198718880.

The previous prime is 20002211122093. The next prime is 20002211122111. The reversal of 20002211122099 is 99022111220002.

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 20002211122099 - 2²⁷ = 20002076904371 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20002211122099.

It is not an unprimeable number, because it can be changed into a prime (20002211122093) 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, 3343569 + ... + 7154290.

It is an arithmetic number, because the mean of its divisors is an integer number (5000555881330).

Almost surely, 2^{20002211122099} is an apocalyptic number.

20002211122099 is a deficient number, since it is larger than the sum of its proper divisors (12403221).

20002211122099 is a wasteful number, since it uses less digits than its factorization.

20002211122099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12403220.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 20002211122099 in words is "twenty trillion, two billion, two hundred eleven million, one hundred twenty-two thousand, ninety-nine".