202221112022020 has 48 divisors (see below), whose sum is σ = 522663797230848. Its totient is φ = 63999648639360.

The previous prime is 202221112021931. The next prime is 202221112022077. The reversal of 202221112022020 is 20220211122202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55555248736 + ... + 55555252375.

It is an arithmetic number, because the mean of its divisors is an integer number (10888829108976).

Almost surely, 2^{202221112022020} is an apocalyptic number.

202221112022020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202221112022020 is an abundant number, since it is smaller than the sum of its proper divisors (320442685208828).

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

202221112022020 is a wasteful number, since it uses less digits than its factorization.

202221112022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111110501140 (or 111110501138 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 202221112022020 its reverse (20220211122202), we get a palindrome (222441323144222).

The spelling of 202221112022020 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred twelve million, twenty-two thousand, twenty".