201222202110220 has 48 divisors (see below), whose sum is σ = 424267945694208. Its totient is φ = 80165260870400.

The previous prime is 201222202110179. The next prime is 201222202110247. The reversal of 201222202110220 is 22011202222102.

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, 6490027 + ... + 21084706.

It is an arithmetic number, because the mean of its divisors is an integer number (8838915535296).

Almost surely, 2^{201222202110220} is an apocalyptic number.

201222202110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201222202110220 is an abundant number, since it is smaller than the sum of its proper divisors (223045743583988).

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

201222202110220 is a wasteful number, since it uses less digits than its factorization.

201222202110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27576210 (or 27576208 counting only the distinct ones).

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

Adding to 201222202110220 its reverse (22011202222102), we get a palindrome (223233404332322).

The spelling of 201222202110220 in words is "two hundred one trillion, two hundred twenty-two billion, two hundred two million, one hundred ten thousand, two hundred twenty".