222002122112 has 32 divisors (see below), whose sum is σ = 442291883880. Its totient is φ = 110995531776.

The previous prime is 222002122109. The next prime is 222002122169. The reversal of 222002122112 is 211221200222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4033208 + ... + 4087880.

Almost surely, 2^222002122112 is an apocalyptic number.

It is an amenable number.

222002122112 is a deficient number, since it is larger than the sum of its proper divisors (220289761768).

222002122112 is an equidigital number, since it uses as much as digits as its factorization.

222002122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86410 (or 86398 counting only the distinct ones).

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

Adding to 222002122112 its reverse (211221200222), we get a palindrome (433223322334).

The spelling of 222002122112 in words is "two hundred twenty-two billion, two million, one hundred twenty-two thousand, one hundred twelve".