202220022221022 has 256 divisors, whose sum is σ = 480698582918400. Its totient is φ = 56113948262400.

The previous prime is 202220022220999. The next prime is 202220022221033. The reversal of 202220022221022 is 220122220022202.

It is a self number, because there is not a number n which added to its sum of digits gives 202220022221022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3037717354 + ... + 3037783922.

It is an arithmetic number, because the mean of its divisors is an integer number (1877728839525).

Almost surely, 2^{202220022221022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202220022221022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (240349291459200).

202220022221022 is an abundant number, since it is smaller than the sum of its proper divisors (278478560697378).

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

202220022221022 is a wasteful number, since it uses less digits than its factorization.

202220022221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67231.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 202220022221022 its reverse (220122220022202), we get a palindrome (422342242243224).

The spelling of 202220022221022 in words is "two hundred two trillion, two hundred twenty billion, twenty-two million, two hundred twenty-one thousand, twenty-two".