Factorial Dado Vuelta

#include <stdio.h>

int vuelta (int y);
int factorialV(int x);
int main(){
    int input;
    printf ("Ingrese un número para calcular su factorial invertido:\n");
    scanf ("%d", &input);
    //printf ("El factorial corresponde a: %.0f\n", factorial(input));
    printf ("El factorial invertido corresponde a: %d\n", factorialV(input));
    return 0;

}


int factorialV(int x){
   int i,temp;
   int fact;
   temp=x-1;
   fact=x;
   if(x>=1){
       for(i=temp;i>=1;i--){
          fact*=temp;
          temp-=1;
       }

    }
    else if(x==0){
        fact=1;

    }

        fact=vuelta(fact);
        return fact;


}

int vuelta(int y){
    int rest,inv=0;
    while(y!=0){
        rest=y%10;
        y=y/10;
        inv=inv*10+rest;
    }
    return inv;
}