2010200109173 has 2 divisors, whose sum is σ = 2010200109174. Its totient is φ = 2010200109172.

The previous prime is 2010200109149. The next prime is 2010200109179. The reversal of 2010200109173 is 3719010020102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1905001727524 + 105198381649 = 1380218^2 + 324343^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2010200109173 is a prime.

It is a super-2 number, since 2×2010200109173² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2010200109179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005100054586 + 1005100054587.

It is an arithmetic number, because the mean of its divisors is an integer number (1005100054587).

Almost surely, 2^{2010200109173} is an apocalyptic number.

It is an amenable number.

2010200109173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010200109173 is an equidigital number, since it uses as much as digits as its factorization.

2010200109173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 26.

Adding to 2010200109173 its reverse (3719010020102), we get a palindrome (5729210129275).

The spelling of 2010200109173 in words is "two trillion, ten billion, two hundred million, one hundred nine thousand, one hundred seventy-three".