3111030323213 has 8 divisors (see below), whose sum is σ = 3224630050200. Its totient is φ = 2997852117568.

The previous prime is 3111030323153. The next prime is 3111030323227. The reversal of 3111030323213 is 3123230301113.

It can be written as a sum of positive squares in 4 ways, for example, as 250558311364 + 2860472011849 = 500558^2 + 1691293^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3111030323213 - 2²⁶ = 3110963214349 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 (3111030323813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105365306 + ... + 105394827.

It is an arithmetic number, because the mean of its divisors is an integer number (403078756275).

Almost surely, 2^{3111030323213} is an apocalyptic number.

It is an amenable number.

3111030323213 is a deficient number, since it is larger than the sum of its proper divisors (113599726987).

3111030323213 is a wasteful number, since it uses less digits than its factorization.

3111030323213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210760671.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 3111030323213 its reverse (3123230301113), we get a palindrome (6234260624326).

The spelling of 3111030323213 in words is "three trillion, one hundred eleven billion, thirty million, three hundred twenty-three thousand, two hundred thirteen".