202201111012220 has 96 divisors (see below), whose sum is σ = 432566282631168. Its totient is φ = 79381933489152.

The previous prime is 202201111012207. The next prime is 202201111012279. The reversal of 202201111012220 is 22210111102202.

It is a super-2 number, since 2×202201111012220² (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 31 ways as a sum of consecutive naturals, for example, 576081617 + ... + 576432503.

It is an arithmetic number, because the mean of its divisors is an integer number (4505898777408).

Almost surely, 2^{202201111012220} is an apocalyptic number.

202201111012220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202201111012220 is an abundant number, since it is smaller than the sum of its proper divisors (230365171618948).

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

202201111012220 is a wasteful number, since it uses less digits than its factorization.

202201111012220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353499 (or 353497 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 202201111012220 its reverse (22210111102202), we get a palindrome (224411222114422).

The spelling of 202201111012220 in words is "two hundred two trillion, two hundred one billion, one hundred eleven million, twelve thousand, two hundred twenty".