203100113 has 8 divisors (see below), whose sum is σ = 207653760. Its totient is φ = 198556240.

The previous prime is 203100091. The next prime is 203100151. The reversal of 203100113 is 311001302.

203100113 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 a cyclic number.

It is not a de Polignac number, because 203100113 - 2⁸ = 203099857 is a prime.

It is a super-2 number, since 2×203100113² = 82499311801225538, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203100094 and 203100103.

It is not an unprimeable number, because it can be changed into a prime (203100413) 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, 53678 + ... + 57336.

It is an arithmetic number, because the mean of its divisors is an integer number (25956720).

Almost surely, 2^203100113 is an apocalyptic number.

It is an amenable number.

203100113 is a deficient number, since it is larger than the sum of its proper divisors (4553647).

203100113 is a wasteful number, since it uses less digits than its factorization.

203100113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4887.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 203100113 is about 14251.3196932775. The cubic root of 203100113 is about 587.8096637019.

Adding to 203100113 its reverse (311001302), we get a palindrome (514101415).

The spelling of 203100113 in words is "two hundred three million, one hundred thousand, one hundred thirteen".