220002112211173 has 2 divisors, whose sum is σ = 220002112211174. Its totient is φ = 220002112211172.

The previous prime is 220002112211153. The next prime is 220002112211221. The reversal of 220002112211173 is 371112211200022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 188129561257089 + 31872550954084 = 13716033^2 + 5645578^2 .

It is a cyclic number.

It is not a de Polignac number, because 220002112211173 - 2³³ = 219993522276581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220002112211153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110001056105586 + 110001056105587.

It is an arithmetic number, because the mean of its divisors is an integer number (110001056105587).

Almost surely, 2^{220002112211173} is an apocalyptic number.

It is an amenable number.

220002112211173 is a deficient number, since it is larger than the sum of its proper divisors (1).

220002112211173 is an equidigital number, since it uses as much as digits as its factorization.

220002112211173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 220002112211173 its reverse (371112211200022), we get a palindrome (591114323411195).

The spelling of 220002112211173 in words is "two hundred twenty trillion, two billion, one hundred twelve million, two hundred eleven thousand, one hundred seventy-three".