12031322233 has 8 divisors (see below), whose sum is σ = 13800823040. Its totient is φ = 10274506560.

The previous prime is 12031322231. The next prime is 12031322309. The reversal of 12031322233 is 33222313021.

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

It is a cyclic number.

It is not a de Polignac number, because 12031322233 - 2¹ = 12031322231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12031322231) 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 7 ways as a sum of consecutive naturals, for example, 3169248 + ... + 3173041.

It is an arithmetic number, because the mean of its divisors is an integer number (1725102880).

Almost surely, 2^12031322233 is an apocalyptic number.

It is an amenable number.

12031322233 is a deficient number, since it is larger than the sum of its proper divisors (1769500807).

12031322233 is an equidigital number, since it uses as much as digits as its factorization.

12031322233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6342567.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 12031322233 its reverse (33222313021), we get a palindrome (45253635254).

The spelling of 12031322233 in words is "twelve billion, thirty-one million, three hundred twenty-two thousand, two hundred thirty-three".