111120048 has 60 divisors (see below), whose sum is σ = 334909120. Its totient is φ = 34190208.

The previous prime is 111120043. The next prime is 111120059. The reversal of 111120048 is 840021111.

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

It is a self number, because there is not a number n which added to its sum of digits gives 111120048.

It is not an unprimeable number, because it can be changed into a prime (111120043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27808 + ... + 31551.

Almost surely, 2^111120048 is an apocalyptic number.

111120048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

111120048 is an abundant number, since it is smaller than the sum of its proper divisors (223789072).

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

111120048 is a wasteful number, since it uses less digits than its factorization.

111120048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59386 (or 59377 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

The square root of 111120048 is about 10541.3494392322. The cubic root of 111120048 is about 480.7627456477.

Adding to 111120048 its reverse (840021111), we get a palindrome (951141159).

The spelling of 111120048 in words is "one hundred eleven million, one hundred twenty thousand, forty-eight".