12321002330 has 32 divisors (see below), whose sum is σ = 27295761024. Its totient is φ = 3899393856.

The previous prime is 12321002303. The next prime is 12321002341. The reversal of 12321002330 is 3320012321.

It is a junction number, because it is equal to n+sod(n) for n = 12321002299 and 12321002308.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6768872 + ... + 6770691.

It is an arithmetic number, because the mean of its divisors is an integer number (852992532).

Almost surely, 2^12321002330 is an apocalyptic number.

12321002330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12321002330 is an abundant number, since it is smaller than the sum of its proper divisors (14974758694).

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

12321002330 is a wasteful number, since it uses less digits than its factorization.

12321002330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13539590.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 12321002330 its reverse (3320012321), we get a palindrome (15641014651).

Subtracting from 12321002330 its reverse (3320012321), we obtain a palindrome (9000990009).

The spelling of 12321002330 in words is "twelve billion, three hundred twenty-one million, two thousand, three hundred thirty".