202203211112220 has 48 divisors (see below), whose sum is σ = 566180731105920. Its totient is φ = 53919738202176.

The previous prime is 202203211112171. The next prime is 202203211112233. The reversal of 202203211112220 is 22211112302202.

It is a super-2 number, since 2×202203211112220² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 32020782 + ... + 37811861.

It is an arithmetic number, because the mean of its divisors is an integer number (11795431898040).

Almost surely, 2^{202203211112220} is an apocalyptic number.

202203211112220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202203211112220 is an abundant number, since it is smaller than the sum of its proper divisors (363977519993700).

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

202203211112220 is a wasteful number, since it uses less digits than its factorization.

202203211112220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69880914 (or 69880912 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 202203211112220 its reverse (22211112302202), we get a palindrome (224414323414422).

The spelling of 202203211112220 in words is "two hundred two trillion, two hundred three billion, two hundred eleven million, one hundred twelve thousand, two hundred twenty".