11103033313 has 4 divisors (see below), whose sum is σ = 11104160148. Its totient is φ = 11101906480.

The previous prime is 11103033299. The next prime is 11103033329. The reversal of 11103033313 is 31333030111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 160199649 + 10942833664 = 12657^2 + 104608^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11103033313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11103033713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 548506 + ... + 568387.

It is an arithmetic number, because the mean of its divisors is an integer number (2776040037).

Almost surely, 2^11103033313 is an apocalyptic number.

It is an amenable number.

11103033313 is a deficient number, since it is larger than the sum of its proper divisors (1126835).

11103033313 is an equidigital number, since it uses as much as digits as its factorization.

11103033313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126834.

The product of its (nonzero) digits is 243, while the sum is 19.

Adding to 11103033313 its reverse (31333030111), we get a palindrome (42436063424).

The spelling of 11103033313 in words is "eleven billion, one hundred three million, thirty-three thousand, three hundred thirteen".