11331302011 has 4 divisors (see below), whose sum is σ = 11359560024. Its totient is φ = 11303044000.

The previous prime is 11331301997. The next prime is 11331302027. The reversal of 11331302011 is 11020313311.

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

It is a cyclic number.

It is not a de Polignac number, because 11331302011 - 2²⁹ = 10794431099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331302911) 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, 14128405 + ... + 14129206.

It is an arithmetic number, because the mean of its divisors is an integer number (2839890006).

Almost surely, 2^11331302011 is an apocalyptic number.

11331302011 is a deficient number, since it is larger than the sum of its proper divisors (28258013).

11331302011 is an equidigital number, since it uses as much as digits as its factorization.

11331302011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28258012.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 11331302011 its reverse (11020313311), we get a palindrome (22351615322).

The spelling of 11331302011 in words is "eleven billion, three hundred thirty-one million, three hundred two thousand, eleven".