14244041213221 has 4 divisors (see below), whose sum is σ = 14244398775244. Its totient is φ = 14243683651200.

The previous prime is 14244041213183. The next prime is 14244041213317. The reversal of 14244041213221 is 12231214044241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7139076329025 + 7104964884196 = 2671905^2 + 2665514^2 .

It is a cyclic number.

It is not a de Polignac number, because 14244041213221 - 2⁷ = 14244041213093 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 (14244041213621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178721250 + ... + 178800931.

It is an arithmetic number, because the mean of its divisors is an integer number (3561099693811).

Almost surely, 2^{14244041213221} is an apocalyptic number.

It is an amenable number.

14244041213221 is a deficient number, since it is larger than the sum of its proper divisors (357562023).

14244041213221 is an equidigital number, since it uses as much as digits as its factorization.

14244041213221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357562022.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 14244041213221 its reverse (12231214044241), we get a palindrome (26475255257462).

The spelling of 14244041213221 in words is "fourteen trillion, two hundred forty-four billion, forty-one million, two hundred thirteen thousand, two hundred twenty-one".