11013021211 has 2 divisors, whose sum is σ = 11013021212. Its totient is φ = 11013021210.

The previous prime is 11013021163. The next prime is 11013021221. The reversal of 11013021211 is 11212031011.

It is a happy number.

11013021211 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 is a cyclic number.

It is not a de Polignac number, because 11013021211 - 2²⁹ = 10476150299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11013021191 and 11013021200.

It is not a weakly prime, because it can be changed into another prime (11013021221) 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, 5506510605 + 5506510606.

It is an arithmetic number, because the mean of its divisors is an integer number (5506510606).

Almost surely, 2^11013021211 is an apocalyptic number.

11013021211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11013021211 is an equidigital number, since it uses as much as digits as its factorization.

11013021211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11013021211 its reverse (11212031011), we get a palindrome (22225052222).

The spelling of 11013021211 in words is "eleven billion, thirteen million, twenty-one thousand, two hundred eleven".