334304332421 has 2 divisors, whose sum is σ = 334304332422. Its totient is φ = 334304332420.

The previous prime is 334304332381. The next prime is 334304332423. The reversal of 334304332421 is 124233403433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 333050181025 + 1254151396 = 577105^2 + 35414^2 .

It is a cyclic number.

It is not a de Polignac number, because 334304332421 - 2⁶ = 334304332357 is a prime.

It is a super-2 number, since 2×334304332421² (a number of 24 digits) contains 22 as substring.

Together with 334304332423, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334304332423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167152166210 + 167152166211.

It is an arithmetic number, because the mean of its divisors is an integer number (167152166211).

Almost surely, 2^334304332421 is an apocalyptic number.

It is an amenable number.

334304332421 is a deficient number, since it is larger than the sum of its proper divisors (1).

334304332421 is an equidigital number, since it uses as much as digits as its factorization.

334304332421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 334304332421 its reverse (124233403433), we get a palindrome (458537735854).

The spelling of 334304332421 in words is "three hundred thirty-four billion, three hundred four million, three hundred thirty-two thousand, four hundred twenty-one".