20202222222000 has 960 divisors, whose sum is σ = 89189984642304. Its totient is φ = 4147233177600.

The previous prime is 20202222221983. The next prime is 20202222222019. The reversal of 20202222222000 is 22222220202.

20202222222000 is a `hidden beast` number, since 2 + 0 + 20 + 222 + 222 + 200 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 60439332 + ... + 60772668.

Almost surely, 2^{20202222222000} is an apocalyptic number.

20202222222000 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 20202222222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44594992321152).

20202222222000 is an abundant number, since it is smaller than the sum of its proper divisors (68987762420304).

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

20202222222000 is a wasteful number, since it uses less digits than its factorization.

20202222222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333423 (or 333404 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 20202222222000 its reverse (22222220202), we get a palindrome (20224444442202).

The spelling of 20202222222000 in words is "twenty trillion, two hundred two billion, two hundred twenty-two million, two hundred twenty-two thousand".