22022021100000 has 288 divisors, whose sum is σ = 72288302440032. Its totient is φ = 5869843200000.

The previous prime is 22022021099951. The next prime is 22022021100007. The reversal of 22022021100000 is 112022022.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022021100007) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 702284322 + ... + 702315678.

It is an arithmetic number, because the mean of its divisors is an integer number (251001050139).

Almost surely, 2^{22022021100000} is an apocalyptic number.

22022021100000 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 22022021100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36144151220016).

22022021100000 is an abundant number, since it is smaller than the sum of its proper divisors (50266281340032).

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

22022021100000 is an equidigital number, since it uses as much as digits as its factorization.

22022021100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33736 (or 33708 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22022021100000 its reverse (112022022), we get a palindrome (22022133122022).

The spelling of 22022021100000 in words is "twenty-two trillion, twenty-two billion, twenty-one million, one hundred thousand".