12120204339 has 8 divisors (see below), whose sum is σ = 17955858320. Its totient is φ = 8080136208.

The previous prime is 12120204307. The next prime is 12120204347. The reversal of 12120204339 is 93340202121.

It is a happy number.

12120204339 is a `hidden beast` number, since 1 + 2 + 120 + 204 + 339 = 666.

12120204339 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12120204339 - 2⁵ = 12120204307 is a prime.

It is a super-2 number, since 2×12120204339² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 448896457 = 12120204339 / (1 + 2 + 1 + 2 + 0 + 2 + 0 + 4 + 3 + 3 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12120204839) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 224448202 + ... + 224448255.

It is an arithmetic number, because the mean of its divisors is an integer number (2244482290).

Almost surely, 2^12120204339 is an apocalyptic number.

12120204339 is a deficient number, since it is larger than the sum of its proper divisors (5835653981).

12120204339 is an equidigital number, since it uses as much as digits as its factorization.

12120204339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448896466 (or 448896460 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The spelling of 12120204339 in words is "twelve billion, one hundred twenty million, two hundred four thousand, three hundred thirty-nine".