222201101200 has 120 divisors (see below), whose sum is σ = 605160920000. Its totient is φ = 77725370880.

The previous prime is 222201101197. The next prime is 222201101207. The reversal of 222201101200 is 2101102222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (222201101207) 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, 1025700 + ... + 1223299.

Almost surely, 2^222201101200 is an apocalyptic number.

222201101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222201101200 is an abundant number, since it is smaller than the sum of its proper divisors (382959818800).

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

222201101200 is a wasteful number, since it uses less digits than its factorization.

222201101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249049 (or 2249038 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222201101200 its reverse (2101102222), we get a palindrome (224302203422).

The spelling of 222201101200 in words is "two hundred twenty-two billion, two hundred one million, one hundred one thousand, two hundred".