203113020133 has 8 divisors (see below), whose sum is σ = 203424500960. Its totient is φ = 202801676400.

The previous prime is 203113020109. The next prime is 203113020139. The reversal of 203113020133 is 331020311302.

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 203113020133 - 2²¹ = 203110922981 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 203113020133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203113020139) 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 7 ways as a sum of consecutive naturals, for example, 3156283 + ... + 3219991.

It is an arithmetic number, because the mean of its divisors is an integer number (25428062620).

Almost surely, 2^203113020133 is an apocalyptic number.

It is an amenable number.

203113020133 is a deficient number, since it is larger than the sum of its proper divisors (311480827).

203113020133 is an equidigital number, since it uses as much as digits as its factorization.

203113020133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68547.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 203113020133 its reverse (331020311302), we get a palindrome (534133331435).

The spelling of 203113020133 in words is "two hundred three billion, one hundred thirteen million, twenty thousand, one hundred thirty-three".