12023214312 has 16 divisors (see below), whose sum is σ = 30058035840. Its totient is φ = 4007738096.

The previous prime is 12023214239. The next prime is 12023214349. The reversal of 12023214312 is 21341232021.

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, 250483608 + ... + 250483655.

It is an arithmetic number, because the mean of its divisors is an integer number (1878627240).

Almost surely, 2^12023214312 is an apocalyptic number.

12023214312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12023214312 is an abundant number, since it is smaller than the sum of its proper divisors (18034821528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12023214312 is a wasteful number, since it uses less digits than its factorization.

12023214312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500967272 (or 500967268 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12023214312 its reverse (21341232021), we get a palindrome (33364446333).

The spelling of 12023214312 in words is "twelve billion, twenty-three million, two hundred fourteen thousand, three hundred twelve".