12231322233 has 8 divisors (see below), whose sum is σ = 17562924288. Its totient is φ = 7526967504.

The previous prime is 12231322223. The next prime is 12231322247. The reversal of 12231322233 is 33222313221.

12231322233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12231322233 - 2²¹ = 12229225081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12231322223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156811785 + ... + 156811862.

It is an arithmetic number, because the mean of its divisors is an integer number (2195365536).

Almost surely, 2^12231322233 is an apocalyptic number.

12231322233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12231322233 is a deficient number, since it is larger than the sum of its proper divisors (5331602055).

12231322233 is a wasteful number, since it uses less digits than its factorization.

12231322233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313623663.

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

Adding to 12231322233 its reverse (33222313221), we get a palindrome (45453635454).

The spelling of 12231322233 in words is "twelve billion, two hundred thirty-one million, three hundred twenty-two thousand, two hundred thirty-three".