12003204320 has 24 divisors (see below), whose sum is σ = 28357570584. Its totient is φ = 4801281664.

The previous prime is 12003204293. The next prime is 12003204337. The reversal of 12003204320 is 2340230021.

12003204320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37509854 + ... + 37510173.

It is an arithmetic number, because the mean of its divisors is an integer number (1181565441).

Almost surely, 2^12003204320 is an apocalyptic number.

12003204320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12003204320 is an abundant number, since it is smaller than the sum of its proper divisors (16354366264).

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

12003204320 is an equidigital number, since it uses as much as digits as its factorization.

12003204320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75020042 (or 75020034 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 12003204320 its reverse (2340230021), we get a palindrome (14343434341).

The spelling of 12003204320 in words is "twelve billion, three million, two hundred four thousand, three hundred twenty".