12344321043 has 12 divisors (see below), whose sum is σ = 17875156728. Its totient is φ = 8209022400.

The previous prime is 12344321039. The next prime is 12344321051. The reversal of 12344321043 is 34012344321.

12344321043 is a `hidden beast` number, since 1 + 2 + 3 + 443 + 210 + 4 + 3 = 666.

It is not a de Polignac number, because 12344321043 - 2² = 12344321039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12344320998 and 12344321016.

It is not an unprimeable number, because it can be changed into a prime (12344321083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1706605 + ... + 1713822.

It is an arithmetic number, because the mean of its divisors is an integer number (1489596394).

Almost surely, 2^12344321043 is an apocalyptic number.

12344321043 is a deficient number, since it is larger than the sum of its proper divisors (5530835685).

12344321043 is a wasteful number, since it uses less digits than its factorization.

12344321043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3420834 (or 3420831 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 12344321043 its reverse (34012344321), we get a palindrome (46356665364).

The spelling of 12344321043 in words is "twelve billion, three hundred forty-four million, three hundred twenty-one thousand, forty-three".