11013443105 has 12 divisors (see below), whose sum is σ = 15373867860. Its totient is φ = 7552075104.

The previous prime is 11013443101. The next prime is 11013443131. The reversal of 11013443105 is 50134431011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4971801121 + 6041641984 = 70511^2 + 77728^2 .

It is not a de Polignac number, because 11013443105 - 2² = 11013443101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11013443101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22476170 + ... + 22476659.

It is an arithmetic number, because the mean of its divisors is an integer number (1281155655).

Almost surely, 2^11013443105 is an apocalyptic number.

It is an amenable number.

11013443105 is a deficient number, since it is larger than the sum of its proper divisors (4360424755).

11013443105 is an equidigital number, since it uses as much as digits as its factorization.

11013443105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44952848 (or 44952841 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 11013443105 its reverse (50134431011), we get a palindrome (61147874116).

The spelling of 11013443105 in words is "eleven billion, thirteen million, four hundred forty-three thousand, one hundred five".