201322097 has 2 divisors, whose sum is σ = 201322098. Its totient is φ = 201322096.

The previous prime is 201322067. The next prime is 201322111. The reversal of 201322097 is 790223102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 157351936 + 43970161 = 12544^2 + 6631^2 .

It is a cyclic number.

It is not a de Polignac number, because 201322097 - 2¹⁰ = 201321073 is a prime.

It is not a weakly prime, because it can be changed into another prime (201322057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100661048 + 100661049.

It is an arithmetic number, because the mean of its divisors is an integer number (100661049).

Almost surely, 2^201322097 is an apocalyptic number.

It is an amenable number.

201322097 is a deficient number, since it is larger than the sum of its proper divisors (1).

201322097 is an equidigital number, since it uses as much as digits as its factorization.

201322097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 201322097 is about 14188.8018169259. The cubic root of 201322097 is about 586.0893302685.

Adding to 201322097 its reverse (790223102), we get a palindrome (991545199).

The spelling of 201322097 in words is "two hundred one million, three hundred twenty-two thousand, ninety-seven".