12003001012 has 12 divisors (see below), whose sum is σ = 21110807200. Its totient is φ = 5971341816.

The previous prime is 12003000991. The next prime is 12003001019. The reversal of 12003001012 is 21010030021.

It is a self number, because there is not a number n which added to its sum of digits gives 12003001012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12003001019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7538778 + ... + 7540369.

Almost surely, 2^12003001012 is an apocalyptic number.

It is an amenable number.

12003001012 is a deficient number, since it is larger than the sum of its proper divisors (9107806188).

12003001012 is a wasteful number, since it uses less digits than its factorization.

12003001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15079350 (or 15079348 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 12003001012 its reverse (21010030021), we get a palindrome (33013031033).

The spelling of 12003001012 in words is "twelve billion, three million, one thousand, twelve".