111120192 has 42 divisors (see below), whose sum is σ = 318507618. Its totient is φ = 37039872.

The previous prime is 111120181. The next prime is 111120203. The reversal of 111120192 is 291021111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111120181) and next prime (111120203).

It can be written as a sum of positive squares in only one way, i.e., 111007296 + 112896 = 10536^2 + 336^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 95883 + ... + 97034.

Almost surely, 2^111120192 is an apocalyptic number.

111120192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111120192 is an abundant number, since it is smaller than the sum of its proper divisors (207387426).

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

111120192 is a wasteful number, since it uses less digits than its factorization.

111120192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192935 (or 192922 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

The square root of 111120192 is about 10541.3562694750. The cubic root of 111120192 is about 480.7629533205.

The spelling of 111120192 in words is "one hundred eleven million, one hundred twenty thousand, one hundred ninety-two".