201120222209 has 2 divisors, whose sum is σ = 201120222210. Its totient is φ = 201120222208.

The previous prime is 201120222137. The next prime is 201120222221. The reversal of 201120222209 is 902222021102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163986932209 + 37133290000 = 404953^2 + 192700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201120222209 is a prime.

It is not a weakly prime, because it can be changed into another prime (201120252209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100560111104 + 100560111105.

It is an arithmetic number, because the mean of its divisors is an integer number (100560111105).

Almost surely, 2^201120222209 is an apocalyptic number.

It is an amenable number.

201120222209 is a deficient number, since it is larger than the sum of its proper divisors (1).

201120222209 is an equidigital number, since it uses as much as digits as its factorization.

201120222209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 201120222209 in words is "two hundred one billion, one hundred twenty million, two hundred twenty-two thousand, two hundred nine".