12224241473 has 2 divisors, whose sum is σ = 12224241474. Its totient is φ = 12224241472.

The previous prime is 12224241409. The next prime is 12224241481. The reversal of 12224241473 is 37414242221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8169990544 + 4054250929 = 90388^2 + 63673^2 .

It is an emirp because it is prime and its reverse (37414242221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12224241473 - 2⁶ = 12224241409 is a prime.

It is not a weakly prime, because it can be changed into another prime (12224241173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6112120736 + 6112120737.

It is an arithmetic number, because the mean of its divisors is an integer number (6112120737).

Almost surely, 2^12224241473 is an apocalyptic number.

It is an amenable number.

12224241473 is a deficient number, since it is larger than the sum of its proper divisors (1).

12224241473 is an equidigital number, since it uses as much as digits as its factorization.

12224241473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21504, while the sum is 32.

Adding to 12224241473 its reverse (37414242221), we get a palindrome (49638483694).

The spelling of 12224241473 in words is "twelve billion, two hundred twenty-four million, two hundred forty-one thousand, four hundred seventy-three".