3120120343 has 2 divisors, whose sum is σ = 3120120344. Its totient is φ = 3120120342.

The previous prime is 3120120331. The next prime is 3120120389. The reversal of 3120120343 is 3430210213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3120120343 - 2²¹ = 3118023191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3120120343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3120150343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560060171 + 1560060172.

It is an arithmetic number, because the mean of its divisors is an integer number (1560060172).

Almost surely, 2^3120120343 is an apocalyptic number.

3120120343 is a deficient number, since it is larger than the sum of its proper divisors (1).

3120120343 is an equidigital number, since it uses as much as digits as its factorization.

3120120343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3120120343 is about 55858.0374073418. The cubic root of 3120120343 is about 1461.2475018197.

Adding to 3120120343 its reverse (3430210213), we get a palindrome (6550330556).

The spelling of 3120120343 in words is "three billion, one hundred twenty million, one hundred twenty thousand, three hundred forty-three".