12316344321 has 16 divisors (see below), whose sum is σ = 16637400000. Its totient is φ = 8103795648.

The previous prime is 12316344319. The next prime is 12316344323. The reversal of 12316344321 is 12344361321.

It is an interprime number because it is at equal distance from previous prime (12316344319) and next prime (12316344323).

It is not a de Polignac number, because 12316344321 - 2¹ = 12316344319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12316344323) 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, 17571 + ... + 157928.

It is an arithmetic number, because the mean of its divisors is an integer number (1039837500).

Almost surely, 2^12316344321 is an apocalyptic number.

It is an amenable number.

12316344321 is a deficient number, since it is larger than the sum of its proper divisors (4321055679).

12316344321 is a wasteful number, since it uses less digits than its factorization.

12316344321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175808.

The product of its digits is 10368, while the sum is 30.

The spelling of 12316344321 in words is "twelve billion, three hundred sixteen million, three hundred forty-four thousand, three hundred twenty-one".