10011011111173 has 2 divisors, whose sum is σ = 10011011111174. Its totient is φ = 10011011111172.

The previous prime is 10011011111147. The next prime is 10011011111209. The reversal of 10011011111173 is 37111111011001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5543566652484 + 4467444458689 = 2354478^2 + 2113633^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10011011111173 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10011011111173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10011011114173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005505555586 + 5005505555587.

It is an arithmetic number, because the mean of its divisors is an integer number (5005505555587).

Almost surely, 2^{10011011111173} is an apocalyptic number.

It is an amenable number.

10011011111173 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011011111173 is an equidigital number, since it uses as much as digits as its factorization.

10011011111173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21, while the sum is 19.

Adding to 10011011111173 its reverse (37111111011001), we get a palindrome (47122122122174).

The spelling of 10011011111173 in words is "ten trillion, eleven billion, eleven million, one hundred eleven thousand, one hundred seventy-three".