11331260320111 has 4 divisors (see below), whose sum is σ = 11371300109512. Its totient is φ = 11291220530712.

The previous prime is 11331260320067. The next prime is 11331260320207. The reversal of 11331260320111 is 11102306213311.

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 11331260320111 - 2²⁵ = 11331226765679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331260320811) 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, 20019894276 + ... + 20019894841.

It is an arithmetic number, because the mean of its divisors is an integer number (2842825027378).

Almost surely, 2^{11331260320111} is an apocalyptic number.

11331260320111 is a deficient number, since it is larger than the sum of its proper divisors (40039789401).

11331260320111 is an equidigital number, since it uses as much as digits as its factorization.

11331260320111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40039789400.

The product of its (nonzero) digits is 648, while the sum is 25.

Adding to 11331260320111 its reverse (11102306213311), we get a palindrome (22433566533422).

The spelling of 11331260320111 in words is "eleven trillion, three hundred thirty-one billion, two hundred sixty million, three hundred twenty thousand, one hundred eleven".