11010000101081 has 2 divisors, whose sum is σ = 11010000101082. Its totient is φ = 11010000101080.

The previous prime is 11010000101077. The next prime is 11010000101131. The reversal of 11010000101081 is 18010100001011.

It is a happy number.

11010000101081 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., 6263632425625 + 4746367675456 = 2502725^2 + 2178616^2 .

It is an emirp because it is prime and its reverse (18010100001011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11010000101081 - 2² = 11010000101077 is a prime.

It is a super-2 number, since 2×11010000101081² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11010000106081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505000050540 + 5505000050541.

It is an arithmetic number, because the mean of its divisors is an integer number (5505000050541).

Almost surely, 2^{11010000101081} is an apocalyptic number.

It is an amenable number.

11010000101081 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010000101081 is an equidigital number, since it uses as much as digits as its factorization.

11010000101081 is an evil number, because the sum of its binary digits is even.

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

Adding to 11010000101081 its reverse (18010100001011), we get a palindrome (29020100102092).

The spelling of 11010000101081 in words is "eleven trillion, ten billion, one hundred one thousand, eighty-one".