11010210211081 has 2 divisors, whose sum is σ = 11010210211082. Its totient is φ = 11010210211080.

The previous prime is 11010210211073. The next prime is 11010210211087. The reversal of 11010210211081 is 18011201201011.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5801431035456 + 5208779175625 = 2408616^2 + 2282275^2 .

It is a cyclic number.

It is not a de Polignac number, because 11010210211081 - 2³ = 11010210211073 is a prime.

It is a super-3 number, since 3×11010210211081³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (11010210211087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505105105540 + 5505105105541.

It is an arithmetic number, because the mean of its divisors is an integer number (5505105105541).

Almost surely, 2^{11010210211081} is an apocalyptic number.

It is an amenable number.

11010210211081 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010210211081 is an equidigital number, since it uses as much as digits as its factorization.

11010210211081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 11010210211081 its reverse (18011201201011), we get a palindrome (29021411412092).

The spelling of 11010210211081 in words is "eleven trillion, ten billion, two hundred ten million, two hundred eleven thousand, eighty-one".