20220022220000 has 120 divisors (see below), whose sum is σ = 49749832301400. Its totient is φ = 8087107392000.

The previous prime is 20220022219933. The next prime is 20220022220081. The reversal of 20220022220000 is 2222002202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 196528571 + ... + 196631429.

It is an arithmetic number, because the mean of its divisors is an integer number (414581935845).

Almost surely, 2^{20220022220000} is an apocalyptic number.

20220022220000 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 20220022220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24874916150700).

20220022220000 is an abundant number, since it is smaller than the sum of its proper divisors (29529810081400).

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

20220022220000 is an equidigital number, since it uses as much as digits as its factorization.

20220022220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112718 (or 112695 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 20220022220000 its reverse (2222002202), we get a palindrome (20222244222202).

The spelling of 20220022220000 in words is "twenty trillion, two hundred twenty billion, twenty-two million, two hundred twenty thousand".