343324431230021 has 8 divisors (see below), whose sum is σ = 347199146415000. Its totient is φ = 339450096874240.

The previous prime is 343324431229987. The next prime is 343324431230119. The reversal of 343324431230021 is 120032134423343.

It can be written as a sum of positive squares in 4 ways, for example, as 77431816216225 + 265892615013796 = 8799535^2 + 16306214^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 343324431230021 - 2⁴² = 338926384718917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343324431232021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93393896 + ... + 97000353.

It is an arithmetic number, because the mean of its divisors is an integer number (43399893301875).

Almost surely, 2^{343324431230021} is an apocalyptic number.

It is an amenable number.

343324431230021 is a deficient number, since it is larger than the sum of its proper divisors (3874715184979).

343324431230021 is a wasteful number, since it uses less digits than its factorization.

343324431230021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190414599.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 343324431230021 its reverse (120032134423343), we get a palindrome (463356565653364).

The spelling of 343324431230021 in words is "three hundred forty-three trillion, three hundred twenty-four billion, four hundred thirty-one million, two hundred thirty thousand, twenty-one".