202200011220 has 48 divisors (see below), whose sum is σ = 585682796160. Its totient is φ = 52060692096.

The previous prime is 202200011173. The next prime is 202200011257. The reversal of 202200011220 is 22110002202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 202200011196 and 202200011205.

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, 58101712 + ... + 58105191.

It is an arithmetic number, because the mean of its divisors is an integer number (12201724920).

Almost surely, 2^202200011220 is an apocalyptic number.

202200011220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202200011220 is an abundant number, since it is smaller than the sum of its proper divisors (383482784940).

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

202200011220 is a wasteful number, since it uses less digits than its factorization.

202200011220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116206944 (or 116206942 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 202200011220 its reverse (22110002202), we get a palindrome (224310013422).

The spelling of 202200011220 in words is "two hundred two billion, two hundred million, eleven thousand, two hundred twenty".