1112100222112 has 48 divisors (see below), whose sum is σ = 2390958706752. Its totient is φ = 504977195520.

The previous prime is 1112100222097. The next prime is 1112100222139. The reversal of 1112100222112 is 2112220012111.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 1293213 + ... + 1973980.

It is an arithmetic number, because the mean of its divisors is an integer number (49811639724).

Almost surely, 2^{1112100222112} is an apocalyptic number.

It is an amenable number.

1112100222112 is an abundant number, since it is smaller than the sum of its proper divisors (1278858484640).

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

1112100222112 is a wasteful number, since it uses less digits than its factorization.

1112100222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3268181 (or 3268173 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1112100222112 its reverse (2112220012111), we get a palindrome (3224320234223).

The spelling of 1112100222112 in words is "one trillion, one hundred twelve billion, one hundred million, two hundred twenty-two thousand, one hundred twelve".