12132122122012 has 48 divisors (see below), whose sum is σ = 21444263672832. Its totient is φ = 6005418719040.

The previous prime is 12132122121989. The next prime is 12132122122027. The reversal of 12132122122012 is 21022122123121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1054686253 + ... + 1054697755.

It is an arithmetic number, because the mean of its divisors is an integer number (446755493184).

Almost surely, 2^{12132122122012} is an apocalyptic number.

It is an amenable number.

12132122122012 is a deficient number, since it is larger than the sum of its proper divisors (9312141550820).

12132122122012 is a wasteful number, since it uses less digits than its factorization.

12132122122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16258 (or 16256 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 12132122122012 its reverse (21022122123121), we get a palindrome (33154244245133).

The spelling of 12132122122012 in words is "twelve trillion, one hundred thirty-two billion, one hundred twenty-two million, one hundred twenty-two thousand, twelve".