11013103208 has 8 divisors (see below), whose sum is σ = 20649568530. Its totient is φ = 5506551600.

The previous prime is 11013103177. The next prime is 11013103267. The reversal of 11013103208 is 80230131011.

It can be written as a sum of positive squares in only one way, i.e., 11011983844 + 1119364 = 104938^2 + 1058^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 11013103208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 688318943 + ... + 688318958.

Almost surely, 2^11013103208 is an apocalyptic number.

It is an amenable number.

11013103208 is a deficient number, since it is larger than the sum of its proper divisors (9636465322).

11013103208 is a wasteful number, since it uses less digits than its factorization.

11013103208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376637907 (or 1376637903 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 11013103208 its reverse (80230131011), we get a palindrome (91243234219).

The spelling of 11013103208 in words is "eleven billion, thirteen million, one hundred three thousand, two hundred eight".