22020202020000 has 120 divisors (see below), whose sum is σ = 72230666862816. Its totient is φ = 5872053856000.

The previous prime is 22020202019993. The next prime is 22020202020001. The reversal of 22020202020000 is 2020202022.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×22020202020000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is not an unprimeable number, because it can be changed into a prime (22020202020001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 183441684 + ... + 183561683.

Almost surely, 2^{22020202020000} is an apocalyptic number.

22020202020000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22020202020000 is an abundant number, since it is smaller than the sum of its proper divisors (50210464842816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22020202020000 is an equidigital number, since it uses as much as digits as its factorization.

22020202020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367003400 (or 367003377 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

Adding to 22020202020000 its reverse (2020202022), we get a palindrome (22022222222022).

The spelling of 22020202020000 in words is "twenty-two trillion, twenty billion, two hundred two million, twenty thousand".