203003312120113 has 8 divisors (see below), whose sum is σ = 213743446509600. Its totient is φ = 192268752684768.

The previous prime is 203003312120033. The next prime is 203003312120123. The reversal of 203003312120113 is 311021213300302.

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 203003312120113 - 2²⁹ = 203002775249201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203003312120123) 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, 1393663783 + ... + 1393809436.

It is an arithmetic number, because the mean of its divisors is an integer number (26717930813700).

Almost surely, 2^{203003312120113} is an apocalyptic number.

It is an amenable number.

203003312120113 is a deficient number, since it is larger than the sum of its proper divisors (10740134389487).

203003312120113 is a wasteful number, since it uses less digits than its factorization.

203003312120113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2787477071.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 203003312120113 its reverse (311021213300302), we get a palindrome (514024525420415).

The spelling of 203003312120113 in words is "two hundred three trillion, three billion, three hundred twelve million, one hundred twenty thousand, one hundred thirteen".