343330402413221 has 8 divisors (see below), whose sum is σ = 351709068803904. Its totient is φ = 334951962410080.

The previous prime is 343330402413197. The next prime is 343330402413289. The reversal of 343330402413221 is 122314204033343.

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 343330402413221 - 2¹⁰ = 343330402412197 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 (343330402413821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53524745 + ... + 59594958.

It is an arithmetic number, because the mean of its divisors is an integer number (43963633600488).

Almost surely, 2^{343330402413221} is an apocalyptic number.

It is an amenable number.

343330402413221 is a deficient number, since it is larger than the sum of its proper divisors (8378666390683).

343330402413221 is a wasteful number, since it uses less digits than its factorization.

343330402413221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113193771.

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

Adding to 343330402413221 its reverse (122314204033343), we get a palindrome (465644606446564).

The spelling of 343330402413221 in words is "three hundred forty-three trillion, three hundred thirty billion, four hundred two million, four hundred thirteen thousand, two hundred twenty-one".