3111332113 has 2 divisors, whose sum is σ = 3111332114. Its totient is φ = 3111332112.

The previous prime is 3111332111. The next prime is 3111332117. The reversal of 3111332113 is 3112331113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2915136064 + 196196049 = 53992^2 + 14007^2 .

It is a cyclic number.

It is not a de Polignac number, because 3111332113 - 2¹ = 3111332111 is a prime.

Together with 3111332111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3111332111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555666056 + 1555666057.

It is an arithmetic number, because the mean of its divisors is an integer number (1555666057).

Almost surely, 2^3111332113 is an apocalyptic number.

It is an amenable number.

3111332113 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111332113 is an equidigital number, since it uses as much as digits as its factorization.

3111332113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 162, while the sum is 19.

The square root of 3111332113 is about 55779.3161754427. The cubic root of 3111332113 is about 1459.8742796919.

Adding to 3111332113 its reverse (3112331113), we get a palindrome (6223663226).

The spelling of 3111332113 in words is "three billion, one hundred eleven million, three hundred thirty-two thousand, one hundred thirteen".