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1. Count Digits in a Number2. Reverse a Number3. Check Palindrome Number4. Sum of Digits5. Armstrong Number Check6. Perfect Number Check7. Print Primes Between 1-1008. Check if Number is Prime9. Fibonacci Series Up to N10. Sum of First N Fibonacci Terms11. Product of Digits12. Strong Number Check13. Harshad Number Check14. Abundant Number Check

Check Palindrome Number

Check if a number is palindrome.

IntermediatePhase 2 - Level 2: Number-based Looping LogicExample 3 of 14
check-palindrome-number.py
1# Take number
2num = int(input("Enter a number: "))
3

4# Reverse number
5original = abs(num)
6reversed_num = 0
7temp = original
8

9while temp > 0:
10    last_digit = temp % 10
11    reversed_num = reversed_num * 10 + last_digit
12    temp //= 10
13

14# Check palindrome
15if original == reversed_num:
16    print("Palindrome")
17else:
18    print("Not a palindrome")

Output

Enter a number: 121
Palindrome

Enter a number: 123
Not a palindrome

What's going on

Reverse number and compare with original.

Key Concepts:

Reverse the number
Compare reversed with original
If equal, it's a palindrome

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