22201001120209 has 2 divisors, whose sum is σ = 22201001120210. Its totient is φ = 22201001120208.

The previous prime is 22201001120203. The next prime is 22201001120231. The reversal of 22201001120209 is 90202110010222.

It is an a-pointer prime, because the next prime (22201001120231) can be obtained adding 22201001120209 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19257879024400 + 2943122095809 = 4388380^2 + 1715553^2 .

It is a cyclic number.

It is not a de Polignac number, because 22201001120209 - 2²¹ = 22200999023057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22201001120209.

It is not a weakly prime, because it can be changed into another prime (22201001120203) 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, 11100500560104 + 11100500560105.

It is an arithmetic number, because the mean of its divisors is an integer number (11100500560105).

Almost surely, 2^{22201001120209} is an apocalyptic number.

It is an amenable number.

22201001120209 is a deficient number, since it is larger than the sum of its proper divisors (1).

22201001120209 is an equidigital number, since it uses as much as digits as its factorization.

22201001120209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 22201001120209 in words is "twenty-two trillion, two hundred one billion, one million, one hundred twenty thousand, two hundred nine".