222201220112 has 40 divisors (see below), whose sum is σ = 431757490752. Its totient is φ = 110780208000.

The previous prime is 222201220069. The next prime is 222201220117. The reversal of 222201220112 is 211022102222.

It is a happy number.

It is a super-2 number, since 2×222201220112² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222201220117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15263237 + ... + 15277787.

Almost surely, 2^222201220112 is an apocalyptic number.

It is an amenable number.

222201220112 is a deficient number, since it is larger than the sum of its proper divisors (209556270640).

222201220112 is a wasteful number, since it uses less digits than its factorization.

222201220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17247 (or 17241 counting only the distinct ones).

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

Adding to 222201220112 its reverse (211022102222), we get a palindrome (433223322334).

The spelling of 222201220112 in words is "two hundred twenty-two billion, two hundred one million, two hundred twenty thousand, one hundred twelve".