11010000121 has 2 divisors, whose sum is σ = 11010000122. Its totient is φ = 11010000120.

The previous prime is 11010000109. The next prime is 11010000143. The reversal of 11010000121 is 12100001011.

11010000121 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., 9024050025 + 1985950096 = 94995^2 + 44564^2 .

It is a cyclic number.

It is not a de Polignac number, because 11010000121 - 2¹¹ = 11009998073 is a prime.

It is not a weakly prime, because it can be changed into another prime (11010000101) 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, 5505000060 + 5505000061.

It is an arithmetic number, because the mean of its divisors is an integer number (5505000061).

Almost surely, 2^11010000121 is an apocalyptic number.

It is an amenable number.

11010000121 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010000121 is an equidigital number, since it uses as much as digits as its factorization.

11010000121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 11010000121 its reverse (12100001011), we get a palindrome (23110001132).

The spelling of 11010000121 in words is "eleven billion, ten million, one hundred twenty-one", and thus it is an aban number.