203013320133 has 8 divisors (see below), whose sum is σ = 291506305888. Its totient is φ = 124931273904.

The previous prime is 203013320123. The next prime is 203013320141. The reversal of 203013320133 is 331023310302.

203013320133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 203013320133 - 2⁸ = 203013319877 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 (203013320123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2602734835 + ... + 2602734912.

It is an arithmetic number, because the mean of its divisors is an integer number (36438288236).

Almost surely, 2^203013320133 is an apocalyptic number.

It is an amenable number.

203013320133 is a deficient number, since it is larger than the sum of its proper divisors (88492985755).

203013320133 is a wasteful number, since it uses less digits than its factorization.

203013320133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5205469763.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 203013320133 its reverse (331023310302), we get a palindrome (534036630435).

The spelling of 203013320133 in words is "two hundred three billion, thirteen million, three hundred twenty thousand, one hundred thirty-three".