1120440120 has 32 divisors (see below), whose sum is σ = 3361320720. Its totient is φ = 298784000.

The previous prime is 1120440109. The next prime is 1120440151. The reversal of 1120440120 is 210440211.

It is a super-2 number, since 2×1120440120² = 2510772125011228800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1120440120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4668381 + ... + 4668620.

Almost surely, 2^1120440120 is an apocalyptic number.

1120440120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120440120 is an abundant number, since it is smaller than the sum of its proper divisors (2240880600).

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

1120440120 is a wasteful number, since it uses less digits than its factorization.

1120440120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9337015 (or 9337011 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1120440120 is about 33472.9759656951. The cubic root of 1120440120 is about 1038.6348335381.

Adding to 1120440120 its reverse (210440211), we get a palindrome (1330880331).

Subtracting from 1120440120 its reverse (210440211), we obtain a palindrome (909999909).

The spelling of 1120440120 in words is "one billion, one hundred twenty million, four hundred forty thousand, one hundred twenty".