1112120 has 16 divisors (see below), whose sum is σ = 2502360. Its totient is φ = 444832.

The previous prime is 1112113. The next prime is 1112129. The reversal of 1112120 is 212111.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a junction number, because it is equal to n+sod(n) for n = 1112098 and 1112107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13862 + ... + 13941.

2^1112120 is an apocalyptic number.

1112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112120 is an abundant number, since it is smaller than the sum of its proper divisors (1390240).

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

1112120 is a wasteful number, since it uses less digits than its factorization.

1112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27814 (or 27810 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1112120 is about 1054.5710028253. The cubic root of 1112120 is about 103.6057559053.

Adding to 1112120 its reverse (212111), we get a palindrome (1324231).

Subtracting from 1112120 its reverse (212111), we obtain a palindrome (900009).

The spelling of 1112120 in words is "one million, one hundred twelve thousand, one hundred twenty".