12321323234 has 8 divisors (see below), whose sum is σ = 20162165328. Its totient is φ = 5600601460.

The previous prime is 12321323159. The next prime is 12321323297. The reversal of 12321323234 is 43232312321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280030052 + ... + 280030095.

It is an arithmetic number, because the mean of its divisors is an integer number (2520270666).

Almost surely, 2^12321323234 is an apocalyptic number.

12321323234 is a deficient number, since it is larger than the sum of its proper divisors (7840842094).

12321323234 is a wasteful number, since it uses less digits than its factorization.

12321323234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560060160.

The product of its digits is 5184, while the sum is 26.

Adding to 12321323234 its reverse (43232312321), we get a palindrome (55553635555).

The spelling of 12321323234 in words is "twelve billion, three hundred twenty-one million, three hundred twenty-three thousand, two hundred thirty-four".