222201221120 has 52 divisors (see below), whose sum is σ = 533217881820. Its totient is φ = 88880480256.

The previous prime is 222201221089. The next prime is 222201221153. The reversal of 222201221120 is 21122102222.

It is a happy number.

222201221120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 151215210496 + 70986010624 = 388864^2 + 266432^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5404355 + ... + 5445314.

It is an arithmetic number, because the mean of its divisors is an integer number (10254190035).

Almost surely, 2^222201221120 is an apocalyptic number.

222201221120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222201221120 is an abundant number, since it is smaller than the sum of its proper divisors (311016660700).

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

222201221120 is an equidigital number, since it uses as much as digits as its factorization.

222201221120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10849698 (or 10849676 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222201221120 its reverse (21122102222), we get a palindrome (243323323342).

The spelling of 222201221120 in words is "two hundred twenty-two billion, two hundred one million, two hundred twenty-one thousand, one hundred twenty".