17080111110101 has 4 divisors (see below), whose sum is σ = 18393965810892. Its totient is φ = 15766256409312.

The previous prime is 17080111110047. The next prime is 17080111110109. The reversal of 17080111110101 is 10101111108071.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3773885137201 + 13306225972900 = 1942649^2 + 3647770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17080111110101 is a prime.

It is a super-2 number, since 2×17080111110101² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17080111110109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 656927350376 + ... + 656927350401.

It is an arithmetic number, because the mean of its divisors is an integer number (4598491452723).

Almost surely, 2^{17080111110101} is an apocalyptic number.

It is an amenable number.

17080111110101 is a deficient number, since it is larger than the sum of its proper divisors (1313854700791).

17080111110101 is a wasteful number, since it uses less digits than its factorization.

17080111110101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313854700790.

The product of its (nonzero) digits is 56, while the sum is 23.

Adding to 17080111110101 its reverse (10101111108071), we get a palindrome (27181222218172).

The spelling of 17080111110101 in words is "seventeen trillion, eighty billion, one hundred eleven million, one hundred ten thousand, one hundred one".