111942112 has 12 divisors (see below), whose sum is σ = 220386096. Its totient is φ = 55971040.

The previous prime is 111942107. The next prime is 111942119. The reversal of 111942112 is 211249111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111942119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1749064 + ... + 1749127.

It is an arithmetic number, because the mean of its divisors is an integer number (18365508).

Almost surely, 2^111942112 is an apocalyptic number.

It is an amenable number.

111942112 is a deficient number, since it is larger than the sum of its proper divisors (108443984).

111942112 is an equidigital number, since it uses as much as digits as its factorization.

111942112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3498201 (or 3498193 counting only the distinct ones).

The product of its digits is 144, while the sum is 22.

The square root of 111942112 is about 10580.2699398456. The cubic root of 111942112 is about 481.9453919069.

The spelling of 111942112 in words is "one hundred eleven million, nine hundred forty-two thousand, one hundred twelve".