14421150305221 has 16 divisors (see below), whose sum is σ = 15862578859008. Its totient is φ = 13001896681200.

The previous prime is 14421150305167. The next prime is 14421150305239. The reversal of 14421150305221 is 12250305112441.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14421150305221 is a prime.

It is a super-2 number, since 2×14421150305221² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14421150305281) 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, 10320781 + ... + 11634466.

It is an arithmetic number, because the mean of its divisors is an integer number (991411178688).

Almost surely, 2^{14421150305221} is an apocalyptic number.

14421150305221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14421150305221 is a deficient number, since it is larger than the sum of its proper divisors (1441428553787).

14421150305221 is a wasteful number, since it uses less digits than its factorization.

14421150305221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21955752.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 14421150305221 its reverse (12250305112441), we get a palindrome (26671455417662).

The spelling of 14421150305221 in words is "fourteen trillion, four hundred twenty-one billion, one hundred fifty million, three hundred five thousand, two hundred twenty-one".