3111023313 has 6 divisors (see below), whose sum is σ = 4493700354. Its totient is φ = 2074015536.

The previous prime is 3111023291. The next prime is 3111023323. The reversal of 3111023313 is 3133201113.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3109958289 + 1065024 = 55767^2 + 1032^2 .

It is not a de Polignac number, because 3111023313 - 2⁵ = 3111023281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3111023323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 172834620 + ... + 172834637.

It is an arithmetic number, because the mean of its divisors is an integer number (748950059).

Almost surely, 2^3111023313 is an apocalyptic number.

It is an amenable number.

3111023313 is a deficient number, since it is larger than the sum of its proper divisors (1382677041).

3111023313 is a wasteful number, since it uses less digits than its factorization.

3111023313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345669263 (or 345669260 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 3111023313 is about 55776.5480556120. The cubic root of 3111023313 is about 1459.8259805415.

Adding to 3111023313 its reverse (3133201113), we get a palindrome (6244224426).

The spelling of 3111023313 in words is "three billion, one hundred eleven million, twenty-three thousand, three hundred thirteen".