343122203 has 4 divisors (see below), whose sum is σ = 363305880. Its totient is φ = 322938528.

The previous prime is 343122193. The next prime is 343122251. The reversal of 343122203 is 302221343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 302221343 = 83 ⋅3641221.

It is not a de Polignac number, because 343122203 - 2⁴ = 343122187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343122103) 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, 10091813 + ... + 10091846.

It is an arithmetic number, because the mean of its divisors is an integer number (90826470).

Almost surely, 2^343122203 is an apocalyptic number.

343122203 is a deficient number, since it is larger than the sum of its proper divisors (20183677).

343122203 is a wasteful number, since it uses less digits than its factorization.

343122203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20183676.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 343122203 is about 18523.5580545423. The cubic root of 343122203 is about 700.0831214219.

Adding to 343122203 its reverse (302221343), we get a palindrome (645343546).

The spelling of 343122203 in words is "three hundred forty-three million, one hundred twenty-two thousand, two hundred three".