203050050113 has 8 divisors (see below), whose sum is σ = 206907158376. Its totient is φ = 199193904000.

The previous prime is 203050050101. The next prime is 203050050157. The reversal of 203050050113 is 311050050302.

203050050113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 122088745744 + 80961304369 = 349412^2 + 284537^2 .

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 203050050113 - 2⁸ = 203050049857 is a prime.

It is a super-2 number, since 2×203050050113² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (203050050163) 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, 192893 + ... + 665813.

It is an arithmetic number, because the mean of its divisors is an integer number (25863394797).

Almost surely, 2^203050050113 is an apocalyptic number.

It is an amenable number.

203050050113 is a deficient number, since it is larger than the sum of its proper divisors (3857108263).

203050050113 is an equidigital number, since it uses as much as digits as its factorization.

203050050113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481075.

The product of its (nonzero) digits is 450, while the sum is 20.

The spelling of 203050050113 in words is "two hundred three billion, fifty million, fifty thousand, one hundred thirteen".