12012120010012 has 36 divisors (see below), whose sum is σ = 21782873352240. Its totient is φ = 5795811828352.

The previous prime is 12012120010001. The next prime is 12012120010021. The reversal of 12012120010012 is 21001002121021.

12012120010012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12012120009974 and 12012120010001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5246664 + ... + 7179952.

It is an arithmetic number, because the mean of its divisors is an integer number (605079815340).

Almost surely, 2^{12012120010012} is an apocalyptic number.

It is an amenable number.

12012120010012 is a deficient number, since it is larger than the sum of its proper divisors (9770753342228).

12012120010012 is a wasteful number, since it uses less digits than its factorization.

12012120010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1935198 (or 1935167 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12012120010012 its reverse (21001002121021), we get a palindrome (33013122131033).

The spelling of 12012120010012 in words is "twelve trillion, twelve billion, one hundred twenty million, ten thousand, twelve".