334323304131221 has 2 divisors, whose sum is σ = 334323304131222. Its totient is φ = 334323304131220.

The previous prime is 334323304131209. The next prime is 334323304131379. The reversal of 334323304131221 is 122131403323433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174696226252900 + 159627077878321 = 13217270^2 + 12634361^2 .

It is a cyclic number.

It is not a de Polignac number, because 334323304131221 - 2³⁰ = 334322230389397 is a prime.

It is a super-2 number, since 2×334323304131221² (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 (334323304131521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167161652065610 + 167161652065611.

It is an arithmetic number, because the mean of its divisors is an integer number (167161652065611).

Almost surely, 2^{334323304131221} is an apocalyptic number.

It is an amenable number.

334323304131221 is a deficient number, since it is larger than the sum of its proper divisors (1).

334323304131221 is an equidigital number, since it uses as much as digits as its factorization.

334323304131221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 35.

Adding to 334323304131221 its reverse (122131403323433), we get a palindrome (456454707454654).

The spelling of 334323304131221 in words is "three hundred thirty-four trillion, three hundred twenty-three billion, three hundred four million, one hundred thirty-one thousand, two hundred twenty-one".