222122201200 has 60 divisors (see below), whose sum is σ = 539150214400. Its totient is φ = 87932897280.

The previous prime is 222122201177. The next prime is 222122201201. The reversal of 222122201200 is 2102221222.

222122201200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222122201201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2823600 + ... + 2901199.

Almost surely, 2^222122201200 is an apocalyptic number.

222122201200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222122201200 is an abundant number, since it is smaller than the sum of its proper divisors (317028013200).

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

222122201200 is a wasteful number, since it uses less digits than its factorization.

222122201200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5724914 (or 5724903 counting only the distinct ones).

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

Adding to 222122201200 its reverse (2102221222), we get a palindrome (224224422422).

The spelling of 222122201200 in words is "two hundred twenty-two billion, one hundred twenty-two million, two hundred one thousand, two hundred".