12323331012 has 24 divisors (see below), whose sum is σ = 28770947296. Its totient is φ = 4105418688.

The previous prime is 12323331001. The next prime is 12323331019. The reversal of 12323331012 is 21013332321.

It is a self number, because there is not a number n which added to its sum of digits gives 12323331012.

It is not an unprimeable number, because it can be changed into a prime (12323331019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272953 + ... + 314880.

Almost surely, 2^12323331012 is an apocalyptic number.

12323331012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12323331012 is an abundant number, since it is smaller than the sum of its proper divisors (16447616284).

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

12323331012 is a wasteful number, since it uses less digits than its factorization.

12323331012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589587 (or 589585 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12323331012 its reverse (21013332321), we get a palindrome (33336663333).

The spelling of 12323331012 in words is "twelve billion, three hundred twenty-three million, three hundred thirty-one thousand, twelve".