222100201200220 has 96 divisors (see below), whose sum is σ = 564443269810560. Its totient is φ = 71663281397760.

The previous prime is 222100201200211. The next prime is 222100201200277. The reversal of 222100201200220 is 22002102001222.

It is a junction number, because it is equal to n+sod(n) for n = 222100201200194 and 222100201200203.

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, 24425400 + ... + 32261440.

It is an arithmetic number, because the mean of its divisors is an integer number (5879617393860).

Almost surely, 2^{222100201200220} is an apocalyptic number.

222100201200220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222100201200220 is an abundant number, since it is smaller than the sum of its proper divisors (342343068610340).

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

222100201200220 is a wasteful number, since it uses less digits than its factorization.

222100201200220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7847983 (or 7847981 counting only the distinct ones).

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

Adding to 222100201200220 its reverse (22002102001222), we get a palindrome (244102303201442).

The spelling of 222100201200220 in words is "two hundred twenty-two trillion, one hundred billion, two hundred one million, two hundred thousand, two hundred twenty".