12032120 has 32 divisors (see below), whose sum is σ = 27209520. Its totient is φ = 4788480.

The previous prime is 12032089. The next prime is 12032143. The reversal of 12032120 is 2123021.

It is a happy number.

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, 8675 + ... + 9965.

Almost surely, 2^12032120 is an apocalyptic number.

12032120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12032120 is an abundant number, since it is smaller than the sum of its proper divisors (15177400).

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

12032120 is a wasteful number, since it uses less digits than its factorization.

12032120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1535 (or 1531 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 12032120 is about 3468.7346396056. The cubic root of 12032120 is about 229.1469344259.

Adding to 12032120 its reverse (2123021), we get a palindrome (14155141).

Subtracting from 12032120 its reverse (2123021), we obtain a palindrome (9909099).

The spelling of 12032120 in words is "twelve million, thirty-two thousand, one hundred twenty".