11013030011 has 4 divisors (see below), whose sum is σ = 11269147032. Its totient is φ = 10756912992.

The previous prime is 11013029861. The next prime is 11013030043. The reversal of 11013030011 is 11003031011.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11013030011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11013029974 and 11013030001.

It is not an unprimeable number, because it can be changed into a prime (11013030811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128058446 + ... + 128058531.

It is an arithmetic number, because the mean of its divisors is an integer number (2817286758).

Almost surely, 2^11013030011 is an apocalyptic number.

11013030011 is a deficient number, since it is larger than the sum of its proper divisors (256117021).

11013030011 is an equidigital number, since it uses as much as digits as its factorization.

11013030011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256117020.

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 11013030011 its reverse (11003031011), we get a palindrome (22016061022).

The spelling of 11013030011 in words is "eleven billion, thirteen million, thirty thousand, eleven".