12002001112 has 32 divisors (see below), whose sum is σ = 22604526000. Its totient is φ = 5974185600.

The previous prime is 12002001083. The next prime is 12002001113. The reversal of 12002001112 is 21110020021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002001113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1926162 + ... + 1932382.

Almost surely, 2^12002001112 is an apocalyptic number.

It is an amenable number.

12002001112 is a deficient number, since it is larger than the sum of its proper divisors (10602524888).

12002001112 is a wasteful number, since it uses less digits than its factorization.

12002001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7267 (or 7263 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12002001112 its reverse (21110020021), we get a palindrome (33112021133).

The spelling of 12002001112 in words is "twelve billion, two million, one thousand, one hundred twelve".