222022112200 has 96 divisors (see below), whose sum is σ = 591220373760. Its totient is φ = 75957235200.

The previous prime is 222022112171. The next prime is 222022112201. The reversal of 222022112200 is 2211220222.

It is not an unprimeable number, because it can be changed into a prime (222022112201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 476940 + ... + 819460.

It is an arithmetic number, because the mean of its divisors is an integer number (6158545560).

Almost surely, 2^222022112200 is an apocalyptic number.

222022112200 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 222022112200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295610186880).

222022112200 is an abundant number, since it is smaller than the sum of its proper divisors (369198261560).

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

222022112200 is a wasteful number, since it uses less digits than its factorization.

222022112200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343007 (or 342998 counting only the distinct ones).

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

Adding to 222022112200 its reverse (2211220222), we get a palindrome (224233332422).

The spelling of 222022112200 in words is "two hundred twenty-two billion, twenty-two million, one hundred twelve thousand, two hundred".