224440440400213 has 2 divisors, whose sum is σ = 224440440400214. Its totient is φ = 224440440400212.

The previous prime is 224440440400153. The next prime is 224440440400237. The reversal of 224440440400213 is 312004044044422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131734796746084 + 92705643654129 = 11477578^2 + 9628377^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224440440400213 is a prime.

It is a super-2 number, since 2×224440440400213² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224440440400243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112220220200106 + 112220220200107.

It is an arithmetic number, because the mean of its divisors is an integer number (112220220200107).

Almost surely, 2^{224440440400213} is an apocalyptic number.

It is an amenable number.

224440440400213 is a deficient number, since it is larger than the sum of its proper divisors (1).

224440440400213 is an equidigital number, since it uses as much as digits as its factorization.

224440440400213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 224440440400213 its reverse (312004044044422), we get a palindrome (536444484444635).

The spelling of 224440440400213 in words is "two hundred twenty-four trillion, four hundred forty billion, four hundred forty million, four hundred thousand, two hundred thirteen".