3122313113 has 4 divisors (see below), whose sum is σ = 3122425908. Its totient is φ = 3122200320.

The previous prime is 3122313097. The next prime is 3122313133. The reversal of 3122313113 is 3113132213.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3025330009 + 96983104 = 55003^2 + 9848^2 .

It is a cyclic number.

It is not a de Polignac number, because 3122313113 - 2⁴ = 3122313097 is a prime.

It is a super-2 number, since 2×3122313113² = 19497678351223501538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3122313133) 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, 16745 + ... + 80777.

It is an arithmetic number, because the mean of its divisors is an integer number (780606477).

Almost surely, 2^3122313113 is an apocalyptic number.

It is an amenable number.

3122313113 is a deficient number, since it is larger than the sum of its proper divisors (112795).

3122313113 is an equidigital number, since it uses as much as digits as its factorization.

3122313113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112794.

The product of its digits is 324, while the sum is 20.

The square root of 3122313113 is about 55877.6620215986. The cubic root of 3122313113 is about 1461.5897353459.

Adding to 3122313113 its reverse (3113132213), we get a palindrome (6235445326).

Subtracting from 3122313113 its reverse (3113132213), we obtain a square (9180900 = 3030²).

The spelling of 3122313113 in words is "three billion, one hundred twenty-two million, three hundred thirteen thousand, one hundred thirteen".