3103120331 has 2 divisors, whose sum is σ = 3103120332. Its totient is φ = 3103120330.

The previous prime is 3103120309. The next prime is 3103120333. The reversal of 3103120331 is 1330213013.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3103120331 - 2¹⁰ = 3103119307 is a prime.

It is a super-2 number, since 2×3103120331² = 19258711577331099122, which contains 22 as substring.

Together with 3103120333, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3103120333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1551560165 + 1551560166.

It is an arithmetic number, because the mean of its divisors is an integer number (1551560166).

Almost surely, 2^3103120331 is an apocalyptic number.

3103120331 is a deficient number, since it is larger than the sum of its proper divisors (1).

3103120331 is an equidigital number, since it uses as much as digits as its factorization.

3103120331 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 17.

The square root of 3103120331 is about 55705.6579801370. The cubic root of 3103120331 is about 1458.5887926148.

Adding to 3103120331 its reverse (1330213013), we get a palindrome (4433333344).

The spelling of 3103120331 in words is "three billion, one hundred three million, one hundred twenty thousand, three hundred thirty-one".