343204111323 has 12 divisors (see below), whose sum is σ = 507268092760. Its totient is φ = 223481746656.

The previous prime is 343204111277. The next prime is 343204111331. The reversal of 343204111323 is 323111402343.

It is a happy number.

343204111323 is a `hidden beast` number, since 3 + 4 + 320 + 4 + 1 + 11 + 323 = 666.

It is not a de Polignac number, because 343204111323 - 2¹⁰ = 343204110299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343204111343) 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 11 ways as a sum of consecutive naturals, for example, 443415778 + ... + 443416551.

Almost surely, 2^343204111323 is an apocalyptic number.

343204111323 is a deficient number, since it is larger than the sum of its proper divisors (164063981437).

343204111323 is a wasteful number, since it uses less digits than its factorization.

343204111323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886832378 (or 886832375 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 343204111323 its reverse (323111402343), we get a palindrome (666315513666).

The spelling of 343204111323 in words is "three hundred forty-three billion, two hundred four million, one hundred eleven thousand, three hundred twenty-three".