12100120012 has 24 divisors (see below), whose sum is σ = 21867172992. Its totient is φ = 5852515200.

The previous prime is 12100120009. The next prime is 12100120031. The reversal of 12100120012 is 21002100121.

12100120012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307962 + ... + 345022.

It is an arithmetic number, because the mean of its divisors is an integer number (911132208).

Almost surely, 2^12100120012 is an apocalyptic number.

It is an amenable number.

12100120012 is a deficient number, since it is larger than the sum of its proper divisors (9767052980).

12100120012 is a wasteful number, since it uses less digits than its factorization.

12100120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39729 (or 39727 counting only the distinct ones).

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

Adding to 12100120012 its reverse (21002100121), we get a palindrome (33102220133).

The spelling of 12100120012 in words is "twelve billion, one hundred million, one hundred twenty thousand, twelve".