222112112010122 has 16 divisors (see below), whose sum is σ = 339200197075080. Its totient is φ = 109063412623872.

The previous prime is 222112112010121. The next prime is 222112112010157. The reversal of 222112112010122 is 221010211211222.

It can be written as a sum of positive squares in 4 ways, for example, as 154161749283721 + 67950362726401 = 12416189^2 + 8243201^2 .

It is a junction number, because it is equal to n+sod(n) for n = 222112112010094 and 222112112010103.

It is not an unprimeable number, because it can be changed into a prime (222112112010121) 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, 4508218283 + ... + 4508267550.

Almost surely, 2^{222112112010122} is an apocalyptic number.

222112112010122 is a deficient number, since it is larger than the sum of its proper divisors (117088085064958).

222112112010122 is a wasteful number, since it uses less digits than its factorization.

222112112010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9016486057.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 222112112010122 its reverse (221010211211222), we get a palindrome (443122323221344).

The spelling of 222112112010122 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred twelve million, ten thousand, one hundred twenty-two".