12040333205 has 16 divisors (see below), whose sum is σ = 14536972800. Its totient is φ = 9573384000.

The previous prime is 12040333177. The next prime is 12040333219. The reversal of 12040333205 is 50233304021.

It is not a de Polignac number, because 12040333205 - 2¹⁸ = 12040071061 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591131 + ... + 611159.

It is an arithmetic number, because the mean of its divisors is an integer number (908560800).

Almost surely, 2^12040333205 is an apocalyptic number.

It is an amenable number.

12040333205 is a deficient number, since it is larger than the sum of its proper divisors (2496639595).

12040333205 is a wasteful number, since it uses less digits than its factorization.

12040333205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20764.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 12040333205 its reverse (50233304021), we get a palindrome (62273637226).

The spelling of 12040333205 in words is "twelve billion, forty million, three hundred thirty-three thousand, two hundred five".