12004404331 has 2 divisors, whose sum is σ = 12004404332. Its totient is φ = 12004404330.

The previous prime is 12004404317. The next prime is 12004404353. The reversal of 12004404331 is 13340440021.

12004404331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (12004404353) can be obtained adding 12004404331 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12004404331 - 2¹¹ = 12004402283 is a prime.

It is a super-2 number, since 2×12004404331² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12004404301) 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 as a sum of consecutive naturals, namely, 6002202165 + 6002202166.

It is an arithmetic number, because the mean of its divisors is an integer number (6002202166).

Almost surely, 2^12004404331 is an apocalyptic number.

12004404331 is a deficient number, since it is larger than the sum of its proper divisors (1).

12004404331 is an equidigital number, since it uses as much as digits as its factorization.

12004404331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12004404331 its reverse (13340440021), we get a palindrome (25344844352).

The spelling of 12004404331 in words is "twelve billion, four million, four hundred four thousand, three hundred thirty-one".