11020210913 has 2 divisors, whose sum is σ = 11020210914. Its totient is φ = 11020210912.

The previous prime is 11020210897. The next prime is 11020210979. The reversal of 11020210913 is 31901202011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8246819344 + 2773391569 = 90812^2 + 52663^2 .

It is a cyclic number.

It is not a de Polignac number, because 11020210913 - 2⁴ = 11020210897 is a prime.

It is not a weakly prime, because it can be changed into another prime (11020210213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510105456 + 5510105457.

It is an arithmetic number, because the mean of its divisors is an integer number (5510105457).

Almost surely, 2^11020210913 is an apocalyptic number.

It is an amenable number.

11020210913 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020210913 is an equidigital number, since it uses as much as digits as its factorization.

11020210913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 11020210913 its reverse (31901202011), we get a palindrome (42921412924).

The spelling of 11020210913 in words is "eleven billion, twenty million, two hundred ten thousand, nine hundred thirteen".