203302113 has 16 divisors (see below), whose sum is σ = 312639360. Its totient is φ = 115105536.

The previous prime is 203302103. The next prime is 203302157. The reversal of 203302113 is 311203302.

It is not a de Polignac number, because 203302113 - 2⁶ = 203302049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203302092 and 203302101.

It is not an unprimeable number, because it can be changed into a prime (203302103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42120 + ... + 46697.

It is an arithmetic number, because the mean of its divisors is an integer number (19539960).

Almost surely, 2^203302113 is an apocalyptic number.

It is an amenable number.

203302113 is a deficient number, since it is larger than the sum of its proper divisors (109337247).

203302113 is a wasteful number, since it uses less digits than its factorization.

203302113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88936.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 203302113 is about 14258.4049949495. The cubic root of 203302113 is about 588.0044743748.

Adding to 203302113 its reverse (311203302), we get a palindrome (514505415).

The spelling of 203302113 in words is "two hundred three million, three hundred two thousand, one hundred thirteen".