12043243233 has 96 divisors (see below), whose sum is σ = 22166476800. Its totient is φ = 6142169088.

The previous prime is 12043243229. The next prime is 12043243273. The reversal of 12043243233 is 33234234021.

12043243233 is a `hidden beast` number, since 12 + 0 + 4 + 324 + 323 + 3 = 666.

It is not a de Polignac number, because 12043243233 - 2² = 12043243229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12043243197 and 12043243206.

It is not an unprimeable number, because it can be changed into a prime (12043243273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1841313 + ... + 1847841.

It is an arithmetic number, because the mean of its divisors is an integer number (230900800).

Almost surely, 2^12043243233 is an apocalyptic number.

It is an amenable number.

12043243233 is a deficient number, since it is larger than the sum of its proper divisors (10123233567).

12043243233 is a wasteful number, since it uses less digits than its factorization.

12043243233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6651 (or 6648 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 12043243233 its reverse (33234234021), we get a palindrome (45277477254).

The spelling of 12043243233 in words is "twelve billion, forty-three million, two hundred forty-three thousand, two hundred thirty-three".