222100110212200 has 192 divisors, whose sum is σ = 574221057232320. Its totient is φ = 79216700160000.

The previous prime is 222100110212173. The next prime is 222100110212237. The reversal of 222100110212200 is 2212011001222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19104604 + ... + 28446196.

It is an arithmetic number, because the mean of its divisors is an integer number (2990734673085).

Almost surely, 2^{222100110212200} is an apocalyptic number.

222100110212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222100110212200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287110528616160).

222100110212200 is an abundant number, since it is smaller than the sum of its proper divisors (352120947020120).

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

222100110212200 is a wasteful number, since it uses less digits than its factorization.

222100110212200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9341828 (or 9341819 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222100110212200 its reverse (2212011001222), we get a palindrome (224312121213422).

The spelling of 222100110212200 in words is "two hundred twenty-two trillion, one hundred billion, one hundred ten million, two hundred twelve thousand, two hundred".