203343013234 has 4 divisors (see below), whose sum is σ = 305014519854. Its totient is φ = 101671506616.

The previous prime is 203343013199. The next prime is 203343013243. The reversal of 203343013234 is 432310343302.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 137882255625 + 65460757609 = 371325^2 + 255853^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50835753307 + ... + 50835753310.

Almost surely, 2^203343013234 is an apocalyptic number.

203343013234 is a deficient number, since it is larger than the sum of its proper divisors (101671506620).

203343013234 is a wasteful number, since it uses less digits than its factorization.

203343013234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101671506619.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 203343013234 its reverse (432310343302), we get a palindrome (635653356536).

The spelling of 203343013234 in words is "two hundred three billion, three hundred forty-three million, thirteen thousand, two hundred thirty-four".