12214112312 has 16 divisors (see below), whose sum is σ = 23021366400. Its totient is φ = 6075081280.

The previous prime is 12214112279. The next prime is 12214112329. The reversal of 12214112312 is 21321141221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3995237 + ... + 3998292.

It is an arithmetic number, because the mean of its divisors is an integer number (1438835400).

Almost surely, 2^12214112312 is an apocalyptic number.

It is an amenable number.

12214112312 is a deficient number, since it is larger than the sum of its proper divisors (10807254088).

12214112312 is a wasteful number, since it uses less digits than its factorization.

12214112312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7993726 (or 7993722 counting only the distinct ones).

The product of its digits is 192, while the sum is 20.

Adding to 12214112312 its reverse (21321141221), we get a palindrome (33535253533).

The spelling of 12214112312 in words is "twelve billion, two hundred fourteen million, one hundred twelve thousand, three hundred twelve".