3111023311013 has 4 divisors (see below), whose sum is σ = 3218299976940. Its totient is φ = 3003746645088.

The previous prime is 3111023311007. The next prime is 3111023311051. The reversal of 3111023311013 is 3101133201113.

3111023311013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 939284673889 + 2171738637124 = 969167^2 + 1473682^2 .

It is a cyclic number.

It is not a de Polignac number, because 3111023311013 - 2⁶ = 3111023310949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3111023311073) 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, 53638332920 + ... + 53638332977.

It is an arithmetic number, because the mean of its divisors is an integer number (804574994235).

Almost surely, 2^{3111023311013} is an apocalyptic number.

It is an amenable number.

3111023311013 is a deficient number, since it is larger than the sum of its proper divisors (107276665927).

3111023311013 is a wasteful number, since it uses less digits than its factorization.

3111023311013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107276665926.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 3111023311013 its reverse (3101133201113), we get a palindrome (6212156512126).

The spelling of 3111023311013 in words is "three trillion, one hundred eleven billion, twenty-three million, three hundred eleven thousand, thirteen".