220020011220999 has 16 divisors (see below), whose sum is σ = 320574301649280. Its totient is φ = 133118297004960.

The previous prime is 220020011220991. The next prime is 220020011221007. The reversal of 220020011220999 is 999022110020022.

It is an interprime number because it is at equal distance from previous prime (220020011220991) and next prime (220020011221007).

It is not a de Polignac number, because 220020011220999 - 2³ = 220020011220991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220020011220991) 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, 5679088864 + ... + 5679127605.

It is an arithmetic number, because the mean of its divisors is an integer number (20035893853080).

Almost surely, 2^{220020011220999} is an apocalyptic number.

220020011220999 is a deficient number, since it is larger than the sum of its proper divisors (100554290428281).

220020011220999 is a wasteful number, since it uses less digits than its factorization.

220020011220999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11358217070.

The product of its (nonzero) digits is 23328, while the sum is 39.

The spelling of 220020011220999 in words is "two hundred twenty trillion, twenty billion, eleven million, two hundred twenty thousand, nine hundred ninety-nine".