22202110212020 has 96 divisors (see below), whose sum is σ = 51647102115840. Its totient is φ = 7981075189760.

The previous prime is 22202110211987. The next prime is 22202110212031. The reversal of 22202110212020 is 2021201120222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 22202110212020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16288340 + ... + 17598699.

It is an arithmetic number, because the mean of its divisors is an integer number (537990647040).

Almost surely, 2^{22202110212020} is an apocalyptic number.

22202110212020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22202110212020 is an abundant number, since it is smaller than the sum of its proper divisors (29444991903820).

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

22202110212020 is a wasteful number, since it uses less digits than its factorization.

22202110212020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33887153 (or 33887151 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22202110212020 its reverse (2021201120222), we get a palindrome (24223311332242).

The spelling of 22202110212020 in words is "twenty-two trillion, two hundred two billion, one hundred ten million, two hundred twelve thousand, twenty".