14340244221 has 6 divisors (see below), whose sum is σ = 20713686110. Its totient is φ = 9560162808.

The previous prime is 14340244211. The next prime is 14340244223. The reversal of 14340244221 is 12244204341.

14340244221 is a `hidden beast` number, since 1 + 434 + 0 + 2 + 4 + 4 + 221 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10242452025 + 4097792196 = 101205^2 + 64014^2 .

It is not a de Polignac number, because 14340244221 - 2¹⁷ = 14340113149 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 (14340244223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 796680226 + ... + 796680243.

Almost surely, 2^14340244221 is an apocalyptic number.

It is an amenable number.

14340244221 is a deficient number, since it is larger than the sum of its proper divisors (6373441889).

14340244221 is a wasteful number, since it uses less digits than its factorization.

14340244221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593360475 (or 1593360472 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 14340244221 its reverse (12244204341), we get a palindrome (26584448562).

The spelling of 14340244221 in words is "fourteen billion, three hundred forty million, two hundred forty-four thousand, two hundred twenty-one".