222112101021112 has 32 divisors (see below), whose sum is σ = 429909295173120. Its totient is φ = 107469870743520.

The previous prime is 222112101021103. The next prime is 222112101021137. The reversal of 222112101021112 is 211120101211222.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 222112101021112.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8353738 + ... + 22671769.

It is an arithmetic number, because the mean of its divisors is an integer number (13434665474160).

Almost surely, 2^{222112101021112} is an apocalyptic number.

It is an amenable number.

222112101021112 is a deficient number, since it is larger than the sum of its proper divisors (207797194152008).

222112101021112 is a wasteful number, since it uses less digits than its factorization.

222112101021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31054411 (or 31054407 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 222112101021112 its reverse (211120101211222), we get a palindrome (433232202232334).

The spelling of 222112101021112 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred one million, twenty-one thousand, one hundred twelve".