12303233012 has 60 divisors (see below), whose sum is σ = 25472786976. Its totient is φ = 5198261040.

The previous prime is 12303233011. The next prime is 12303233017. The reversal of 12303233012 is 21033230321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303233011) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 672863 + ... + 690905.

Almost surely, 2^12303233012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12303233012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12736393488).

12303233012 is an abundant number, since it is smaller than the sum of its proper divisors (13169553964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12303233012 is an equidigital number, since it uses as much as digits as its factorization.

12303233012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18146 (or 18123 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12303233012 its reverse (21033230321), we get a palindrome (33336463333).

The spelling of 12303233012 in words is "twelve billion, three hundred three million, two hundred thirty-three thousand, twelve".