111222021000112 has 40 divisors (see below), whose sum is σ = 248911314383952. Its totient is φ = 47581613260800.

The previous prime is 111222021000089. The next prime is 111222021000133. The reversal of 111222021000112 is 211000120222111.

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

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18586564689 + ... + 18586570672.

Almost surely, 2^{111222021000112} is an apocalyptic number.

It is an amenable number.

111222021000112 is an abundant number, since it is smaller than the sum of its proper divisors (137689293383840).

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

111222021000112 is a wasteful number, since it uses less digits than its factorization.

111222021000112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37173135397 (or 37173135391 counting only the distinct ones).

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

Adding to 111222021000112 its reverse (211000120222111), we get a palindrome (322222141222223).

The spelling of 111222021000112 in words is "one hundred eleven trillion, two hundred twenty-two billion, twenty-one million, one hundred twelve", and thus it is an aban number.