12132032312 has 32 divisors (see below), whose sum is σ = 23187427200. Its totient is φ = 5949771744.

The previous prime is 12132032293. The next prime is 12132032329. The reversal of 12132032312 is 21323023121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26573 + ... + 158019.

It is an arithmetic number, because the mean of its divisors is an integer number (724607100).

Almost surely, 2^12132032312 is an apocalyptic number.

It is an amenable number.

12132032312 is a deficient number, since it is larger than the sum of its proper divisors (11055394888).

12132032312 is a wasteful number, since it uses less digits than its factorization.

12132032312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131675 (or 131671 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12132032312 its reverse (21323023121), we get a palindrome (33455055433).

The spelling of 12132032312 in words is "twelve billion, one hundred thirty-two million, thirty-two thousand, three hundred twelve".