112222112200121 has 32 divisors (see below), whose sum is σ = 140267967743232. Its totient is φ = 87224256092160.

The previous prime is 112222112200117. The next prime is 112222112200141. The reversal of 112222112200121 is 121002211222211.

It is not a de Polignac number, because 112222112200121 - 2² = 112222112200117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112222112200093 and 112222112200102.

It is not an unprimeable number, because it can be changed into a prime (112222112200141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101392115 + ... + 102492951.

It is an arithmetic number, because the mean of its divisors is an integer number (4383373991976).

Almost surely, 2^{112222112200121} is an apocalyptic number.

112222112200121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112222112200121 is a deficient number, since it is larger than the sum of its proper divisors (28045855543111).

112222112200121 is a wasteful number, since it uses less digits than its factorization.

112222112200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104209.

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

Adding to 112222112200121 its reverse (121002211222211), we get a palindrome (233224323422332).

The spelling of 112222112200121 in words is "one hundred twelve trillion, two hundred twenty-two billion, one hundred twelve million, two hundred thousand, one hundred twenty-one".