14044220221 has 2 divisors, whose sum is σ = 14044220222. Its totient is φ = 14044220220.

The previous prime is 14044220171. The next prime is 14044220257. The reversal of 14044220221 is 12202244041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8790000025 + 5254220196 = 93755^2 + 72486^2 .

It is a cyclic number.

It is not a de Polignac number, because 14044220221 - 2²⁵ = 14010665789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14044220192 and 14044220201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14044220321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7022110110 + 7022110111.

It is an arithmetic number, because the mean of its divisors is an integer number (7022110111).

Almost surely, 2^14044220221 is an apocalyptic number.

It is an amenable number.

14044220221 is a deficient number, since it is larger than the sum of its proper divisors (1).

14044220221 is an equidigital number, since it uses as much as digits as its factorization.

14044220221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 14044220221 its reverse (12202244041), we get a palindrome (26246464262).

The spelling of 14044220221 in words is "fourteen billion, forty-four million, two hundred twenty thousand, two hundred twenty-one".