11331120103211 has 4 divisors (see below), whose sum is σ = 11333076786624. Its totient is φ = 11329163419800.

The previous prime is 11331120103057. The next prime is 11331120103223. The reversal of 11331120103211 is 11230102113311.

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 11331120103211 - 2¹⁴ = 11331120086827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331120103411) 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, 978333020 + ... + 978344601.

It is an arithmetic number, because the mean of its divisors is an integer number (2833269196656).

Almost surely, 2^{11331120103211} is an apocalyptic number.

11331120103211 is a deficient number, since it is larger than the sum of its proper divisors (1956683413).

11331120103211 is an equidigital number, since it uses as much as digits as its factorization.

11331120103211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956683412.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 11331120103211 its reverse (11230102113311), we get a palindrome (22561222216522).

The spelling of 11331120103211 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty million, one hundred three thousand, two hundred eleven".