343320123303 has 12 divisors (see below), whose sum is σ = 496073799208. Its totient is φ = 228803026320.

The previous prime is 343320123283. The next prime is 343320123329. The reversal of 343320123303 is 303321023343.

It is a happy number.

343320123303 is a `hidden beast` number, since 3 + 4 + 3 + 320 + 1 + 2 + 330 + 3 = 666.

It is not a de Polignac number, because 343320123303 - 2⁵ = 343320123271 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 (343320123353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6393100 + ... + 6446577.

Almost surely, 2^343320123303 is an apocalyptic number.

343320123303 is a deficient number, since it is larger than the sum of its proper divisors (152753675905).

343320123303 is a wasteful number, since it uses less digits than its factorization.

343320123303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12842654 (or 12842651 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 343320123303 its reverse (303321023343), we get a palindrome (646641146646).

The spelling of 343320123303 in words is "three hundred forty-three billion, three hundred twenty million, one hundred twenty-three thousand, three hundred three".