12321343030 has 32 divisors (see below), whose sum is σ = 22613463360. Its totient is φ = 4832373120.

The previous prime is 12321343007. The next prime is 12321343031. The reversal of 12321343030 is 3034312321.

It is a junction number, because it is equal to n+sod(n) for n = 12321342992 and 12321343010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321343031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161511 + ... + 225229.

It is an arithmetic number, because the mean of its divisors is an integer number (706670730).

Almost surely, 2^12321343030 is an apocalyptic number.

12321343030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12321343030 is a deficient number, since it is larger than the sum of its proper divisors (10292120330).

12321343030 is a wasteful number, since it uses less digits than its factorization.

12321343030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64104.

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

Adding to 12321343030 its reverse (3034312321), we get a palindrome (15355655351).

The spelling of 12321343030 in words is "twelve billion, three hundred twenty-one million, three hundred forty-three thousand, thirty".