4021444330223 has 2 divisors, whose sum is σ = 4021444330224. Its totient is φ = 4021444330222.

The previous prime is 4021444330217. The next prime is 4021444330261. The reversal of 4021444330223 is 3220334441204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4021444330223 - 2²² = 4021440135919 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4021444330223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021444330723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010722165111 + 2010722165112.

It is an arithmetic number, because the mean of its divisors is an integer number (2010722165112).

Almost surely, 2^{4021444330223} is an apocalyptic number.

4021444330223 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021444330223 is an equidigital number, since it uses as much as digits as its factorization.

4021444330223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 4021444330223 its reverse (3220334441204), we get a palindrome (7241778771427).

The spelling of 4021444330223 in words is "four trillion, twenty-one billion, four hundred forty-four million, three hundred thirty thousand, two hundred twenty-three".