14223441304021 has 8 divisors (see below), whose sum is σ = 14571873369144. Its totient is φ = 13877974618560.

The previous prime is 14223441304019. The next prime is 14223441304067. The reversal of 14223441304021 is 12040314432241.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2447391163396 + 11776050140625 = 1564414^2 + 3431625^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14223441304021 - 2¹ = 14223441304019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14223441307021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 741335206 + ... + 741354391.

It is an arithmetic number, because the mean of its divisors is an integer number (1821484171143).

Almost surely, 2^{14223441304021} is an apocalyptic number.

It is an amenable number.

14223441304021 is a deficient number, since it is larger than the sum of its proper divisors (348432065123).

14223441304021 is a wasteful number, since it uses less digits than its factorization.

14223441304021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1482689831.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 14223441304021 its reverse (12040314432241), we get a palindrome (26263755736262).

The spelling of 14223441304021 in words is "fourteen trillion, two hundred twenty-three billion, four hundred forty-one million, three hundred four thousand, twenty-one".