def is_palindrome_num(n):
    answer = False
    ans = 0
        total3 = n // 100 * 100
    total2 = total3 - (n // 10)
    total1 = n - total3 - total2
    ans = total3 + total2 + total1

    return 


n = 121
ret = is_palindrome_num(n)
print(ret)