10202001111173 has 2 divisors, whose sum is σ = 10202001111174. Its totient is φ = 10202001111172.

The previous prime is 10202001111151. The next prime is 10202001111319. The reversal of 10202001111173 is 37111110020201.

10202001111173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10201846805089 + 154306084 = 3194033^2 + 12422^2 .

It is a cyclic number.

It is not a de Polignac number, because 10202001111173 - 2¹⁰ = 10202001110149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10202001111473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101000555586 + 5101000555587.

It is an arithmetic number, because the mean of its divisors is an integer number (5101000555587).

Almost surely, 2^{10202001111173} is an apocalyptic number.

It is an amenable number.

10202001111173 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202001111173 is an equidigital number, since it uses as much as digits as its factorization.

10202001111173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 20.

Adding to 10202001111173 its reverse (37111110020201), we get a palindrome (47313111131374).

The spelling of 10202001111173 in words is "ten trillion, two hundred two billion, one million, one hundred eleven thousand, one hundred seventy-three".