12132330243 has 24 divisors (see below), whose sum is σ = 18624718656. Its totient is φ = 6965924400.

The previous prime is 12132330239. The next prime is 12132330251. The reversal of 12132330243 is 34203323121.

It is not a de Polignac number, because 12132330243 - 2² = 12132330239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12132330233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 497293 + ... + 521118.

It is an arithmetic number, because the mean of its divisors is an integer number (776029944).

Almost surely, 2^12132330243 is an apocalyptic number.

12132330243 is a deficient number, since it is larger than the sum of its proper divisors (6492388413).

12132330243 is a wasteful number, since it uses less digits than its factorization.

12132330243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018463 (or 1018444 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 12132330243 its reverse (34203323121), we get a palindrome (46335653364).

The spelling of 12132330243 in words is "twelve billion, one hundred thirty-two million, three hundred thirty thousand, two hundred forty-three".