12003000231112 has 128 divisors (see below), whose sum is σ = 25108792934400. Its totient is φ = 5333278982400.

The previous prime is 12003000231059. The next prime is 12003000231143. The reversal of 12003000231112 is 21113200030021.

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 31 ways as a sum of consecutive naturals, for example, 726609589 + ... + 726626107.

It is an arithmetic number, because the mean of its divisors is an integer number (196162444800).

Almost surely, 2^{12003000231112} 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 12003000231112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12554396467200).

12003000231112 is an abundant number, since it is smaller than the sum of its proper divisors (13105792703288).

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

12003000231112 is a wasteful number, since it uses less digits than its factorization.

12003000231112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17427 (or 17423 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12003000231112 its reverse (21113200030021), we get a palindrome (33116200261133).

The spelling of 12003000231112 in words is "twelve trillion, three billion, two hundred thirty-one thousand, one hundred twelve".