4304202121 has 2 divisors, whose sum is σ = 4304202122. Its totient is φ = 4304202120.

The previous prime is 4304202101. The next prime is 4304202209. The reversal of 4304202121 is 1212024034.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4224350025 + 79852096 = 64995^2 + 8936^2 .

It is a cyclic number.

It is not a de Polignac number, because 4304202121 - 2²⁷ = 4169984393 is a prime.

It is not a weakly prime, because it can be changed into another prime (4304202101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2152101060 + 2152101061.

It is an arithmetic number, because the mean of its divisors is an integer number (2152101061).

Almost surely, 2^4304202121 is an apocalyptic number.

It is an amenable number.

4304202121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4304202121 is an equidigital number, since it uses as much as digits as its factorization.

4304202121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4304202121 is about 65606.4182912007. The cubic root of 4304202121 is about 1626.6628653490.

Adding to 4304202121 its reverse (1212024034), we get a palindrome (5516226155).

The spelling of 4304202121 in words is "four billion, three hundred four million, two hundred two thousand, one hundred twenty-one".