3106111331 has 2 divisors, whose sum is σ = 3106111332. Its totient is φ = 3106111330.

The previous prime is 3106111301. The next prime is 3106111391. The reversal of 3106111331 is 1331116013.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1331116013) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3106111331 - 2¹⁴ = 3106094947 is a prime.

It is a super-2 number, since 2×3106111331² = 19295855201133183122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3106111301) 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, 1553055665 + 1553055666.

It is an arithmetic number, because the mean of its divisors is an integer number (1553055666).

Almost surely, 2^3106111331 is an apocalyptic number.

3106111331 is a deficient number, since it is larger than the sum of its proper divisors (1).

3106111331 is an equidigital number, since it uses as much as digits as its factorization.

3106111331 is an odious number, because the sum of its binary digits is odd.

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

The square root of 3106111331 is about 55732.4979791863. The cubic root of 3106111331 is about 1459.0572714032.

Adding to 3106111331 its reverse (1331116013), we get a palindrome (4437227344).

The spelling of 3106111331 in words is "three billion, one hundred six million, one hundred eleven thousand, three hundred thirty-one".