221112200000112 has 40 divisors (see below), whose sum is σ = 577095243655056. Its totient is φ = 72944230926336.

The previous prime is 221112200000009. The next prime is 221112200000137. The reversal of 221112200000112 is 211000002211122.

It is a junction number, because it is equal to n+sod(n) for n = 221112200000091 and 221112200000100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23744862183 + ... + 23744871494.

Almost surely, 2^{221112200000112} is an apocalyptic number.

It is an amenable number.

221112200000112 is an abundant number, since it is smaller than the sum of its proper divisors (355983043654944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221112200000112 is a wasteful number, since it uses less digits than its factorization.

221112200000112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47489733785 (or 47489733779 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 221112200000112 its reverse (211000002211122), we get a palindrome (432112202211234).

The spelling of 221112200000112 in words is "two hundred twenty-one trillion, one hundred twelve billion, two hundred million, one hundred twelve", and thus it is an aban number.