14313020221 has 12 divisors (see below), whose sum is σ = 14969398108. Its totient is φ = 13684296384.

The previous prime is 14313020191. The next prime is 14313020231. The reversal of 14313020221 is 12202031341.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8862151321 + 5450868900 = 94139^2 + 73830^2 .

It is not a de Polignac number, because 14313020221 - 2⁹ = 14313019709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14313020231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1430191 + ... + 1440163.

Almost surely, 2^14313020221 is an apocalyptic number.

It is an amenable number.

14313020221 is a deficient number, since it is larger than the sum of its proper divisors (656377887).

14313020221 is an equidigital number, since it uses as much as digits as its factorization.

14313020221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12732 (or 12709 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 14313020221 its reverse (12202031341), we get a palindrome (26515051562).

The spelling of 14313020221 in words is "fourteen billion, three hundred thirteen million, twenty thousand, two hundred twenty-one".