2342130121 has 2 divisors, whose sum is σ = 2342130122. Its totient is φ = 2342130120.

The previous prime is 2342130113. The next prime is 2342130157. The reversal of 2342130121 is 1210312432.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2265760000 + 76370121 = 47600^2 + 8739^2 .

It is a cyclic number.

It is not a de Polignac number, because 2342130121 - 2³ = 2342130113 is a prime.

It is not a weakly prime, because it can be changed into another prime (2342130191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1171065060 + 1171065061.

It is an arithmetic number, because the mean of its divisors is an integer number (1171065061).

Almost surely, 2^2342130121 is an apocalyptic number.

It is an amenable number.

2342130121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2342130121 is an equidigital number, since it uses as much as digits as its factorization.

2342130121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2342130121 is about 48395.5588974856. The cubic root of 2342130121 is about 1328.0171181398.

Adding to 2342130121 its reverse (1210312432), we get a palindrome (3552442553).

The spelling of 2342130121 in words is "two billion, three hundred forty-two million, one hundred thirty thousand, one hundred twenty-one".