3122302121 has 2 divisors, whose sum is σ = 3122302122. Its totient is φ = 3122302120.

The previous prime is 3122302109. The next prime is 3122302123. The reversal of 3122302121 is 1212032213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2536129600 + 586172521 = 50360^2 + 24211^2 .

It is a cyclic number.

It is not a de Polignac number, because 3122302121 - 2²⁶ = 3055193257 is a prime.

It is a Sophie Germain prime.

Together with 3122302123, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3122302121.

It is not a weakly prime, because it can be changed into another prime (3122302123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561151060 + 1561151061.

It is an arithmetic number, because the mean of its divisors is an integer number (1561151061).

Almost surely, 2^3122302121 is an apocalyptic number.

It is an amenable number.

3122302121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3122302121 is an equidigital number, since it uses as much as digits as its factorization.

3122302121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3122302121 is about 55877.5636637819. The cubic root of 3122302121 is about 1461.5880201845.

Adding to 3122302121 its reverse (1212032213), we get a palindrome (4334334334).

The spelling of 3122302121 in words is "three billion, one hundred twenty-two million, three hundred two thousand, one hundred twenty-one".