4224421100173 has 2 divisors, whose sum is σ = 4224421100174. Its totient is φ = 4224421100172.

The previous prime is 4224421100117. The next prime is 4224421100177. The reversal of 4224421100173 is 3710011244224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4220547033609 + 3874066564 = 2054397^2 + 62242^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4224421100173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4224421100177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2112210550086 + 2112210550087.

It is an arithmetic number, because the mean of its divisors is an integer number (2112210550087).

Almost surely, 2^{4224421100173} is an apocalyptic number.

It is an amenable number.

4224421100173 is a deficient number, since it is larger than the sum of its proper divisors (1).

4224421100173 is an equidigital number, since it uses as much as digits as its factorization.

4224421100173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 31.

Adding to 4224421100173 its reverse (3710011244224), we get a palindrome (7934432344397).

The spelling of 4224421100173 in words is "four trillion, two hundred twenty-four billion, four hundred twenty-one million, one hundred thousand, one hundred seventy-three".