203322113 has 2 divisors, whose sum is σ = 203322114. Its totient is φ = 203322112.

The previous prime is 203322107. The next prime is 203322121. The reversal of 203322113 is 311223302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200987329 + 2334784 = 14177^2 + 1528^2 .

It is a cyclic number.

It is not a de Polignac number, because 203322113 - 2¹⁰ = 203321089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203322091 and 203322100.

It is not a weakly prime, because it can be changed into another prime (203322313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101661056 + 101661057.

It is an arithmetic number, because the mean of its divisors is an integer number (101661057).

Almost surely, 2^203322113 is an apocalyptic number.

It is an amenable number.

203322113 is a deficient number, since it is larger than the sum of its proper divisors (1).

203322113 is an equidigital number, since it uses as much as digits as its factorization.

203322113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 203322113 is about 14259.1063184198. The cubic root of 203322113 is about 588.0237555383.

Adding to 203322113 its reverse (311223302), we get a palindrome (514545415).

The spelling of 203322113 in words is "two hundred three million, three hundred twenty-two thousand, one hundred thirteen".