12224443037 has 2 divisors, whose sum is σ = 12224443038. Its totient is φ = 12224443036.

The previous prime is 12224443013. The next prime is 12224443043. The reversal of 12224443037 is 73034442221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9412686361 + 2811756676 = 97019^2 + 53026^2 .

It is a cyclic number.

It is not a de Polignac number, because 12224443037 - 2²⁰ = 12223394461 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12224442994 and 12224443012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12224443837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6112221518 + 6112221519.

It is an arithmetic number, because the mean of its divisors is an integer number (6112221519).

Almost surely, 2^12224443037 is an apocalyptic number.

It is an amenable number.

12224443037 is a deficient number, since it is larger than the sum of its proper divisors (1).

12224443037 is an equidigital number, since it uses as much as digits as its factorization.

12224443037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 32.

Adding to 12224443037 its reverse (73034442221), we get a palindrome (85258885258).

The spelling of 12224443037 in words is "twelve billion, two hundred twenty-four million, four hundred forty-three thousand, thirty-seven".