443000221042213 has 2 divisors, whose sum is σ = 443000221042214. Its totient is φ = 443000221042212.

The previous prime is 443000221042201. The next prime is 443000221042217. The reversal of 443000221042213 is 312240122000344.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 440917977814209 + 2082243228004 = 20998047^2 + 1442998^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-443000221042213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (443000221042217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221500110521106 + 221500110521107.

It is an arithmetic number, because the mean of its divisors is an integer number (221500110521107).

Almost surely, 2^{443000221042213} is an apocalyptic number.

It is an amenable number.

443000221042213 is a deficient number, since it is larger than the sum of its proper divisors (1).

443000221042213 is an equidigital number, since it uses as much as digits as its factorization.

443000221042213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 443000221042213 its reverse (312240122000344), we get a palindrome (755240343042557).

The spelling of 443000221042213 in words is "four hundred forty-three trillion, two hundred twenty-one million, forty-two thousand, two hundred thirteen".