3120313111 has 2 divisors, whose sum is σ = 3120313112. Its totient is φ = 3120313110.

The previous prime is 3120313109. The next prime is 3120313121. The reversal of 3120313111 is 1113130213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3120313111 - 2¹ = 3120313109 is a prime.

Together with 3120313109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3120313121) 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, 1560156555 + 1560156556.

It is an arithmetic number, because the mean of its divisors is an integer number (1560156556).

Almost surely, 2^3120313111 is an apocalyptic number.

3120313111 is a deficient number, since it is larger than the sum of its proper divisors (1).

3120313111 is an equidigital number, since it uses as much as digits as its factorization.

3120313111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 3120313111 is about 55859.7628978140. The cubic root of 3120313111 is about 1461.2775942442.

Adding to 3120313111 its reverse (1113130213), we get a palindrome (4233443324).

The spelling of 3120313111 in words is "three billion, one hundred twenty million, three hundred thirteen thousand, one hundred eleven".