22020322000 has 80 divisors (see below), whose sum is σ = 53572588992. Its totient is φ = 8753961600.

The previous prime is 22020321971. The next prime is 22020322001. The reversal of 22020322000 is 22302022.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020322001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292227 + ... + 359773.

Almost surely, 2^22020322000 is an apocalyptic number.

22020322000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22020322000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26786294496).

22020322000 is an abundant number, since it is smaller than the sum of its proper divisors (31552266992).

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

22020322000 is a wasteful number, since it uses less digits than its factorization.

22020322000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67733 (or 67717 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

Adding to 22020322000 its reverse (22302022), we get a palindrome (22042624022).

The spelling of 22020322000 in words is "twenty-two billion, twenty million, three hundred twenty-two thousand".