14221020303405 has 12 divisors (see below), whose sum is σ = 24649768525980. Its totient is φ = 7584544161792.

The previous prime is 14221020303403. The next prime is 14221020303461. The reversal of 14221020303405 is 50430302012241.

14221020303405 is a `hidden beast` number, since 1 + 4 + 221 + 0 + 2 + 0 + 30 + 3 + 405 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8966353505769 + 5254666797636 = 2994387^2 + 2292306^2 .

It is not a de Polignac number, because 14221020303405 - 2¹ = 14221020303403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14221020303403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 158011336660 + ... + 158011336749.

It is an arithmetic number, because the mean of its divisors is an integer number (2054147377165).

Almost surely, 2^{14221020303405} is an apocalyptic number.

14221020303405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14221020303405 is a deficient number, since it is larger than the sum of its proper divisors (10428748222575).

14221020303405 is a wasteful number, since it uses less digits than its factorization.

14221020303405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316022673420 (or 316022673417 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 14221020303405 its reverse (50430302012241), we get a palindrome (64651322315646).

The spelling of 14221020303405 in words is "fourteen trillion, two hundred twenty-one billion, twenty million, three hundred three thousand, four hundred five".