12102130103212 has 12 divisors (see below), whose sum is σ = 21861912444736. Its totient is φ = 5855869404720.

The previous prime is 12102130103201. The next prime is 12102130103227. The reversal of 12102130103212 is 21230103120121.

It is a self number, because there is not a number n which added to its sum of digits gives 12102130103212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48798911583 + ... + 48798911830.

Almost surely, 2^{12102130103212} is an apocalyptic number.

It is an amenable number.

12102130103212 is a deficient number, since it is larger than the sum of its proper divisors (9759782341524).

12102130103212 is a wasteful number, since it uses less digits than its factorization.

12102130103212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97597823448 (or 97597823446 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12102130103212 its reverse (21230103120121), we get a palindrome (33332233223333).

The spelling of 12102130103212 in words is "twelve trillion, one hundred two billion, one hundred thirty million, one hundred three thousand, two hundred twelve".