202212100002220 has 192 divisors, whose sum is σ = 561680819159040. Its totient is φ = 59239771718400.

The previous prime is 202212100002193. The next prime is 202212100002229. The reversal of 202212100002220 is 22200001212202.

It is a junction number, because it is equal to n+sod(n) for n = 202212100002194 and 202212100002203.

It is not an unprimeable number, because it can be changed into a prime (202212100002229) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23492136 + ... + 30924175.

It is an arithmetic number, because the mean of its divisors is an integer number (2925420933120).

Almost surely, 2^{202212100002220} is an apocalyptic number.

202212100002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202212100002220 is an abundant number, since it is smaller than the sum of its proper divisors (359468719156820).

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

202212100002220 is a wasteful number, since it uses less digits than its factorization.

202212100002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54416484 (or 54416482 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202212100002220 its reverse (22200001212202), we get a palindrome (224412101214422).

The spelling of 202212100002220 in words is "two hundred two trillion, two hundred twelve billion, one hundred million, two thousand, two hundred twenty".