2002112210173 has 2 divisors, whose sum is σ = 2002112210174. Its totient is φ = 2002112210172.

The previous prime is 2002112210159. The next prime is 2002112210213. The reversal of 2002112210173 is 3710122112002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1525961148804 + 476151061369 = 1235298^2 + 690037^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002112210173 - 2⁵ = 2002112210141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002112210873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001056105086 + 1001056105087.

It is an arithmetic number, because the mean of its divisors is an integer number (1001056105087).

Almost surely, 2^{2002112210173} is an apocalyptic number.

It is an amenable number.

2002112210173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002112210173 is an equidigital number, since it uses as much as digits as its factorization.

2002112210173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 2002112210173 its reverse (3710122112002), we get a palindrome (5712234322175).

The spelling of 2002112210173 in words is "two trillion, two billion, one hundred twelve million, two hundred ten thousand, one hundred seventy-three".