There is no pattern here.
121202 is a single number: it is not a pattern!
The next number is 116.
A single number, such as 182164 does not define pattern.
It is 99.
One number does not make a pattern - no matter how big it is. No pattern so no next numbers in the pattern.
In a number series, you must figure out the "pattern" in order to say what will be the next number. For example, in each of the following number series, say what is the pattern, and what is the next number. 1. 1 3 5 7 Answer: The pattern is to increase the previous number by 2, and the next number is 9. 2. 3 10 31 94 Answer: The pattern is to multiply the previous number by 3, then add 1, and the next number is 283. 3. 100 10 1 0.1 Answer: The pattern is to divide the previous number by 10, and the next number is 0.01.
A single number, such as 1371321 does not make a pattern.
One number, such as 122472288, does not make a pattern!