203113322303013 has 24 divisors (see below), whose sum is σ = 297480735163040. Its totient is φ = 133530737427360.

The previous prime is 203113322302981. The next prime is 203113322303027. The reversal of 203113322303013 is 310303223311302.

203113322303013 is a `hidden beast` number, since 2 + 0 + 3 + 1 + 1 + 3 + 322 + 30 + 301 + 3 = 666.

It is not a de Polignac number, because 203113322303013 - 2⁵ = 203113322302981 is a prime.

It is a super-3 number, since 3×203113322303013³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203113322303513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 490426231 + ... + 490840212.

Almost surely, 2^{203113322303013} is an apocalyptic number.

It is an amenable number.

203113322303013 is a deficient number, since it is larger than the sum of its proper divisors (94367412860027).

203113322303013 is a wasteful number, since it uses less digits than its factorization.

203113322303013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981266769 (or 981266766 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 203113322303013 its reverse (310303223311302), we get a palindrome (513416545614315).

The spelling of 203113322303013 in words is "two hundred three trillion, one hundred thirteen billion, three hundred twenty-two million, three hundred three thousand, thirteen".