12247123326 has 8 divisors (see below), whose sum is σ = 24494246664. Its totient is φ = 4082374440.

The previous prime is 12247123319. The next prime is 12247123337. The reversal of 12247123326 is 62332174221.

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

12247123326 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

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, 1020593605 + ... + 1020593616.

It is an arithmetic number, because the mean of its divisors is an integer number (3061780833).

Almost surely, 2^12247123326 is an apocalyptic number.

12247123326 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12247123326 is a wasteful number, since it uses less digits than its factorization.

12247123326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041187226.

The product of its digits is 24192, while the sum is 33.

Adding to 12247123326 its reverse (62332174221), we get a palindrome (74579297547).

The spelling of 12247123326 in words is "twelve billion, two hundred forty-seven million, one hundred twenty-three thousand, three hundred twenty-six".