203342312 has 16 divisors (see below), whose sum is σ = 381781860. Its totient is φ = 101533824.

The previous prime is 203342311. The next prime is 203342317. The reversal of 203342312 is 213243302.

It can be written as a sum of positive squares in 2 ways, for example, as 197514916 + 5827396 = 14054^2 + 2414^2 .

It is not an unprimeable number, because it can be changed into a prime (203342311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10733 + ... + 22844.

Almost surely, 2^203342312 is an apocalyptic number.

It is an amenable number.

203342312 is a deficient number, since it is larger than the sum of its proper divisors (178439548).

203342312 is a wasteful number, since it uses less digits than its factorization.

203342312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34340 (or 34336 counting only the distinct ones).

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

The square root of 203342312 is about 14259.8145850498. The cubic root of 203342312 is about 588.0432272661.

Adding to 203342312 its reverse (213243302), we get a palindrome (416585614).

The spelling of 203342312 in words is "two hundred three million, three hundred forty-two thousand, three hundred twelve".