12013043012 has 12 divisors (see below), whose sum is σ = 21100402176. Its totient is φ = 5984356680.

The previous prime is 12013042997. The next prime is 12013043033. The reversal of 12013043012 is 21034031021.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5539988 + ... + 5542155.

It is an arithmetic number, because the mean of its divisors is an integer number (1758366848).

Almost surely, 2^12013043012 is an apocalyptic number.

It is an amenable number.

12013043012 is a deficient number, since it is larger than the sum of its proper divisors (9087359164).

12013043012 is a wasteful number, since it uses less digits than its factorization.

12013043012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11082418 (or 11082416 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12013043012 its reverse (21034031021), we get a palindrome (33047074033).

The spelling of 12013043012 in words is "twelve billion, thirteen million, forty-three thousand, twelve".