22020012220000 has 60 divisors (see below), whose sum is σ = 54172533112236. Its totient is φ = 8808004880000.

The previous prime is 22020012219941. The next prime is 22020012220079. The reversal of 22020012220000 is 2221002022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 550480306 + ... + 550520305.

Almost surely, 2^{22020012220000} is an apocalyptic number.

22020012220000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22020012220000 is an abundant number, since it is smaller than the sum of its proper divisors (32152520892236).

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

22020012220000 is an equidigital number, since it uses as much as digits as its factorization.

22020012220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101000641 (or 1101000618 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22020012220000 its reverse (2221002022), we get a palindrome (22022233222022).

The spelling of 22020012220000 in words is "twenty-two trillion, twenty billion, twelve million, two hundred twenty thousand".