11001000110081 has 2 divisors, whose sum is σ = 11001000110082. Its totient is φ = 11001000110080.

The previous prime is 11001000110059. The next prime is 11001000110147. The reversal of 11001000110081 is 18001100010011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8395019477056 + 2605980633025 = 2897416^2 + 1614305^2 .

It is a cyclic number.

It is not a de Polignac number, because 11001000110081 - 2⁶ = 11001000110017 is a prime.

It is a super-2 number, since 2×11001000110081² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11001000160081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500500055040 + 5500500055041.

It is an arithmetic number, because the mean of its divisors is an integer number (5500500055041).

Almost surely, 2^{11001000110081} is an apocalyptic number.

It is an amenable number.

11001000110081 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001000110081 is an equidigital number, since it uses as much as digits as its factorization.

11001000110081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11001000110081 its reverse (18001100010011), we get a palindrome (29002100120092).

The spelling of 11001000110081 in words is "eleven trillion, one billion, one hundred ten thousand, eighty-one".