343321103 has 8 divisors (see below), whose sum is σ = 363790080. Its totient is φ = 322882560.

The previous prime is 343321081. The next prime is 343321157. The reversal of 343321103 is 301123343.

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 343321103 - 2⁸ = 343320847 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 (343321183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18143 + ... + 31871.

It is an arithmetic number, because the mean of its divisors is an integer number (45473760).

Almost surely, 2^343321103 is an apocalyptic number.

343321103 is a deficient number, since it is larger than the sum of its proper divisors (20468977).

343321103 is a wasteful number, since it uses less digits than its factorization.

343321103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15217.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 343321103 is about 18528.9261156711. The cubic root of 343321103 is about 700.2183692862.

Adding to 343321103 its reverse (301123343), we get a palindrome (644444446).

The spelling of 343321103 in words is "three hundred forty-three million, three hundred twenty-one thousand, one hundred three".