10443221413 has 2 divisors, whose sum is σ = 10443221414. Its totient is φ = 10443221412.

The previous prime is 10443221387. The next prime is 10443221419. The reversal of 10443221413 is 31412234401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7782415524 + 2660805889 = 88218^2 + 51583^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10443221413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10443221419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5221610706 + 5221610707.

It is an arithmetic number, because the mean of its divisors is an integer number (5221610707).

Almost surely, 2^10443221413 is an apocalyptic number.

It is an amenable number.

10443221413 is a deficient number, since it is larger than the sum of its proper divisors (1).

10443221413 is an equidigital number, since it uses as much as digits as its factorization.

10443221413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 10443221413 its reverse (31412234401), we get a palindrome (41855455814).

The spelling of 10443221413 in words is "ten billion, four hundred forty-three million, two hundred twenty-one thousand, four hundred thirteen".