10200512173 has 2 divisors, whose sum is σ = 10200512174. Its totient is φ = 10200512172.

The previous prime is 10200512107. The next prime is 10200512177. The reversal of 10200512173 is 37121500201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6946722409 + 3253789764 = 83347^2 + 57042^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10200512173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10200512177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100256086 + 5100256087.

It is an arithmetic number, because the mean of its divisors is an integer number (5100256087).

Almost surely, 2^10200512173 is an apocalyptic number.

It is an amenable number.

10200512173 is a deficient number, since it is larger than the sum of its proper divisors (1).

10200512173 is an equidigital number, since it uses as much as digits as its factorization.

10200512173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 22.

The spelling of 10200512173 in words is "ten billion, two hundred million, five hundred twelve thousand, one hundred seventy-three".