12011230203204 has 24 divisors (see below), whose sum is σ = 28298302876480. Its totient is φ = 3964872105504.

The previous prime is 12011230203179. The next prime is 12011230203211. The reversal of 12011230203204 is 40230203211021.

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 7 ways as a sum of consecutive naturals, for example, 4858910659 + ... + 4858913130.

Almost surely, 2^{12011230203204} is an apocalyptic number.

It is an amenable number.

12011230203204 is an abundant number, since it is smaller than the sum of its proper divisors (16287072673276).

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

12011230203204 is a wasteful number, since it uses less digits than its factorization.

12011230203204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9717823899 (or 9717823897 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12011230203204 its reverse (40230203211021), we get a palindrome (52241433414225).

The spelling of 12011230203204 in words is "twelve trillion, eleven billion, two hundred thirty million, two hundred three thousand, two hundred four".