12321323210 has 16 divisors (see below), whose sum is σ = 25346722176. Its totient is φ = 4224453648.

The previous prime is 12321323159. The next prime is 12321323297. The reversal of 12321323210 is 1232312321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88009382 + ... + 88009521.

It is an arithmetic number, because the mean of its divisors is an integer number (1584170136).

Almost surely, 2^12321323210 is an apocalyptic number.

12321323210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12321323210 is an abundant number, since it is smaller than the sum of its proper divisors (13025398966).

12321323210 is a wasteful number, since it uses less digits than its factorization.

12321323210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176018917.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12321323210 its reverse (1232312321), we get a palindrome (13553635531).

The spelling of 12321323210 in words is "twelve billion, three hundred twenty-one million, three hundred twenty-three thousand, two hundred ten".