Calculate the digit sums of $3$-digit numbers whose digits are consecutive. Do you see a pattern? Will this pattern continue?

I am a $5$-digit palindrome.
I am an odd number.
My ‘t’ digit is double of my ‘u’ digit.
My ‘h’ digit is double of my ‘t’ digit.
Who am I?

Write an example for each of the below scenarios whenever possible.

Could you find examples for all the cases? If not, think and discuss what could be the reason. Make other such questions and challenge your classmates