334302340220221 has 2 divisors, whose sum is σ = 334302340220222. Its totient is φ = 334302340220220.

The previous prime is 334302340220203. The next prime is 334302340220257. The reversal of 334302340220221 is 122022043203433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 334184906525625 + 117433694596 = 18280725^2 + 342686^2 .

It is a cyclic number.

It is not a de Polignac number, because 334302340220221 - 2⁹ = 334302340219709 is a prime.

It is a super-2 number, since 2×334302340220221² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334302340220281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167151170110110 + 167151170110111.

It is an arithmetic number, because the mean of its divisors is an integer number (167151170110111).

Almost surely, 2^{334302340220221} is an apocalyptic number.

It is an amenable number.

334302340220221 is a deficient number, since it is larger than the sum of its proper divisors (1).

334302340220221 is an equidigital number, since it uses as much as digits as its factorization.

334302340220221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 334302340220221 its reverse (122022043203433), we get a palindrome (456324383423654).

The spelling of 334302340220221 in words is "three hundred thirty-four trillion, three hundred two billion, three hundred forty million, two hundred twenty thousand, two hundred twenty-one".