203013242 has 8 divisors (see below), whose sum is σ = 304590132. Its totient is φ = 101483200.

The previous prime is 203013229. The next prime is 203013247. The reversal of 203013242 is 242310302.

It can be written as a sum of positive squares in 2 ways, for example, as 200194201 + 2819041 = 14149^2 + 1679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 203013242.

It is not an unprimeable number, because it can be changed into a prime (203013247) 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, 2642 + ... + 20322.

Almost surely, 2^203013242 is an apocalyptic number.

203013242 is a deficient number, since it is larger than the sum of its proper divisors (101576890).

203013242 is a wasteful number, since it uses less digits than its factorization.

203013242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23424.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 203013242 is about 14248.2715442962. The cubic root of 203013242 is about 587.7258447835.

Adding to 203013242 its reverse (242310302), we get a palindrome (445323544).

The spelling of 203013242 in words is "two hundred three million, thirteen thousand, two hundred forty-two".