14441302511221 has 16 divisors (see below), whose sum is σ = 15649202631744. Its totient is φ = 13273339532544.

The previous prime is 14441302511183. The next prime is 14441302511231. The reversal of 14441302511221 is 12211520314441.

It is a cyclic number.

It is not a de Polignac number, because 14441302511221 - 2¹¹ = 14441302509173 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 (14441302511231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2301430 + ... + 5846296.

It is an arithmetic number, because the mean of its divisors is an integer number (978075164484).

Almost surely, 2^{14441302511221} is an apocalyptic number.

It is an amenable number.

14441302511221 is a deficient number, since it is larger than the sum of its proper divisors (1207900120523).

14441302511221 is a wasteful number, since it uses less digits than its factorization.

14441302511221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3550500.

The product of its (nonzero) digits is 7680, while the sum is 31.

Adding to 14441302511221 its reverse (12211520314441), we get a palindrome (26652822825662).

The spelling of 14441302511221 in words is "fourteen trillion, four hundred forty-one billion, three hundred two million, five hundred eleven thousand, two hundred twenty-one".