3111314231 has 2 divisors, whose sum is σ = 3111314232. Its totient is φ = 3111314230.

The previous prime is 3111314197. The next prime is 3111314267. The reversal of 3111314231 is 1324131113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3111314231 - 2¹⁰ = 3111313207 is a prime.

It is a super-2 number, since 2×3111314231² = 19360552488046242722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3111314281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555657115 + 1555657116.

It is an arithmetic number, because the mean of its divisors is an integer number (1555657116).

Almost surely, 2^3111314231 is an apocalyptic number.

3111314231 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111314231 is an equidigital number, since it uses as much as digits as its factorization.

3111314231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 20.

The square root of 3111314231 is about 55779.1558828206. The cubic root of 3111314231 is about 1459.8714828703.

Adding to 3111314231 its reverse (1324131113), we get a palindrome (4435445344).

The spelling of 3111314231 in words is "three billion, one hundred eleven million, three hundred fourteen thousand, two hundred thirty-one".