12004134112 has 48 divisors (see below), whose sum is σ = 25097960160. Its totient is φ = 5632155648.

The previous prime is 12004134071. The next prime is 12004134133. The reversal of 12004134112 is 21143140021.

It is a self number, because there is not a number n which added to its sum of digits gives 12004134112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150589 + ... + 216067.

It is an arithmetic number, because the mean of its divisors is an integer number (522874170).

Almost surely, 2^12004134112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12004134112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12548980080).

12004134112 is an abundant number, since it is smaller than the sum of its proper divisors (13093826048).

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

12004134112 is a wasteful number, since it uses less digits than its factorization.

12004134112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65843 (or 65835 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12004134112 its reverse (21143140021), we get a palindrome (33147274133).

The spelling of 12004134112 in words is "twelve billion, four million, one hundred thirty-four thousand, one hundred twelve".