20210220222200 has 48 divisors (see below), whose sum is σ = 46999421532000. Its totient is φ = 8082254193920.

The previous prime is 20210220222161. The next prime is 20210220222229. The reversal of 20210220222200 is 222202201202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10577840 + ... + 12341439.

It is an arithmetic number, because the mean of its divisors is an integer number (979154615250).

Almost surely, 2^{20210220222200} is an apocalyptic number.

20210220222200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20210220222200 is an abundant number, since it is smaller than the sum of its proper divisors (26789201309800).

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

20210220222200 is a wasteful number, since it uses less digits than its factorization.

20210220222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22923704 (or 22923695 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20210220222200 its reverse (222202201202), we get a palindrome (20432422423402).

The spelling of 20210220222200 in words is "twenty trillion, two hundred ten billion, two hundred twenty million, two hundred twenty-two thousand, two hundred".