12120100121212 has 12 divisors (see below), whose sum is σ = 21894374412736. Its totient is φ = 5864564574720.

The previous prime is 12120100121191. The next prime is 12120100121237. The reversal of 12120100121212 is 21212100102121.

12120100121212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 48871371333 + ... + 48871371580.

Almost surely, 2^{12120100121212} is an apocalyptic number.

It is an amenable number.

12120100121212 is a deficient number, since it is larger than the sum of its proper divisors (9774274291524).

12120100121212 is a wasteful number, since it uses less digits than its factorization.

12120100121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97742742948 (or 97742742946 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12120100121212 its reverse (21212100102121), we get a palindrome (33332200223333).

The spelling of 12120100121212 in words is "twelve trillion, one hundred twenty billion, one hundred million, one hundred twenty-one thousand, two hundred twelve".