11101111170001 has 2 divisors, whose sum is σ = 11101111170002. Its totient is φ = 11101111170000.

The previous prime is 11101111169983. The next prime is 11101111170011. The reversal of 11101111170001 is 10007111110111.

11101111170001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9340511250625 + 1760599919376 = 3056225^2 + 1326876^2 .

It is a cyclic number.

It is not a de Polignac number, because 11101111170001 - 2¹⁷ = 11101111038929 is a prime.

It is a super-2 number, since 2×11101111170001² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11101111170011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550555585000 + 5550555585001.

It is an arithmetic number, because the mean of its divisors is an integer number (5550555585001).

Almost surely, 2^{11101111170001} is an apocalyptic number.

It is an amenable number.

11101111170001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101111170001 is an equidigital number, since it uses as much as digits as its factorization.

11101111170001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7, while the sum is 16.

Adding to 11101111170001 its reverse (10007111110111), we get a palindrome (21108222280112).

The spelling of 11101111170001 in words is "eleven trillion, one hundred one billion, one hundred eleven million, one hundred seventy thousand, one".