11001301021 has 2 divisors, whose sum is σ = 11001301022. Its totient is φ = 11001301020.

The previous prime is 11001300953. The next prime is 11001301027. The reversal of 11001301021 is 12010310011.

11001301021 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., 10993522500 + 7778521 = 104850^2 + 2789^2 .

It is a cyclic number.

It is not a de Polignac number, because 11001301021 - 2⁹ = 11001300509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11001300989 and 11001301007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11001301027) 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, 5500650510 + 5500650511.

It is an arithmetic number, because the mean of its divisors is an integer number (5500650511).

Almost surely, 2^11001301021 is an apocalyptic number.

It is an amenable number.

11001301021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001301021 is an equidigital number, since it uses as much as digits as its factorization.

11001301021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 11001301021 its reverse (12010310011), we get a palindrome (23011611032).

The spelling of 11001301021 in words is "eleven billion, one million, three hundred one thousand, twenty-one".