It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 121 201 is not a prime number.
For example, 121 201 can be divided by 19: 121 201 / 19 = 6 379.
For 121 201 to be a prime number, it would have been required that 121 201 has only two divisors, i.e., itself and 1.
Find out more:
121 201 is an odd number, because it is not evenly divisible by 2.
Find out more:
A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 121 201 is about 348.139.
Thus, the square root of 121 201 is not an integer, and therefore 121 201 is not a square number.
The square of a number (here 121 201) is the result of the product of this number (121 201) by itself (i.e., 121 201 × 121 201); the square of 121 201 is sometimes called "raising 121 201 to the power 2", or "121 201 squared".
The square of 121 201 is 14 689 682 401 because 121 201 × 121 201 = 121 2012 = 14 689 682 401.
As a consequence, 121 201 is the square root of 14 689 682 401.
The multiples of 121 201 are all integers evenly divisible by 121 201, that is all numbers such that the remainder of the division by 121 201 is zero. There are infinitely many multiples of 121 201. The smallest multiples of 121 201 are: