343200203323 has 4 divisors (see below), whose sum is σ = 343204217368. Its totient is φ = 343196189280.

The previous prime is 343200203321. The next prime is 343200203387. The reversal of 343200203323 is 323302002343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323302002343 = 105601 ⋅3061543.

It is a cyclic number.

It is not a de Polignac number, because 343200203323 - 2¹ = 343200203321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343200203321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1875918 + ... + 2050723.

It is an arithmetic number, because the mean of its divisors is an integer number (85801054342).

Almost surely, 2^343200203323 is an apocalyptic number.

343200203323 is a deficient number, since it is larger than the sum of its proper divisors (4014045).

343200203323 is an equidigital number, since it uses as much as digits as its factorization.

343200203323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4014044.

The product of its (nonzero) digits is 7776, while the sum is 25.

Adding to 343200203323 its reverse (323302002343), we get a palindrome (666502205666).

The spelling of 343200203323 in words is "three hundred forty-three billion, two hundred million, two hundred three thousand, three hundred twenty-three".