203013023203103 has 8 divisors (see below), whose sum is σ = 215004528876672. Its totient is φ = 191027024544256.

The previous prime is 203013023203099. The next prime is 203013023203147. The reversal of 203013023203103 is 301302320310302.

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

It is a cyclic number.

It is not a de Polignac number, because 203013023203103 - 2² = 203013023203099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203013023203183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1376677775 + ... + 1376825232.

It is an arithmetic number, because the mean of its divisors is an integer number (26875566109584).

Almost surely, 2^{203013023203103} is an apocalyptic number.

203013023203103 is a deficient number, since it is larger than the sum of its proper divisors (11991505673569).

203013023203103 is a wasteful number, since it uses less digits than its factorization.

203013023203103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2753507361.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 203013023203103 its reverse (301302320310302), we get a palindrome (504315343513405).

The spelling of 203013023203103 in words is "two hundred three trillion, thirteen billion, twenty-three million, two hundred three thousand, one hundred three".