12002102120012 has 12 divisors (see below), whose sum is σ = 21006357463896. Its totient is φ = 6000285701760.

The previous prime is 12002102119939. The next prime is 12002102120051. The reversal of 12002102120012 is 21002120120021.

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, 191304278 + ... + 191367005.

It is an arithmetic number, because the mean of its divisors is an integer number (1750529788658).

Almost surely, 2^{12002102120012} is an apocalyptic number.

It is an amenable number.

12002102120012 is a deficient number, since it is larger than the sum of its proper divisors (9004255343884).

12002102120012 is a wasteful number, since it uses less digits than its factorization.

12002102120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382679128 (or 382679126 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12002102120012 its reverse (21002120120021), we get a palindrome (33004222240033).

Subtracting 12002102120012 from its reverse (21002120120021), we obtain a square (9000018000009 = 3000003²).

The spelling of 12002102120012 in words is "twelve trillion, two billion, one hundred two million, one hundred twenty thousand, twelve".