2310242021 has 2 divisors, whose sum is σ = 2310242022. Its totient is φ = 2310242020.

The previous prime is 2310242009. The next prime is 2310242057. The reversal of 2310242021 is 1202420132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1977580900 + 332661121 = 44470^2 + 18239^2 .

It is a cyclic number.

It is not a de Polignac number, because 2310242021 - 2⁶ = 2310241957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2310242071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155121010 + 1155121011.

It is an arithmetic number, because the mean of its divisors is an integer number (1155121011).

Almost surely, 2^2310242021 is an apocalyptic number.

It is an amenable number.

2310242021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2310242021 is an equidigital number, since it uses as much as digits as its factorization.

2310242021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2310242021 is about 48064.9770727086. The cubic root of 2310242021 is about 1321.9625728382.

Adding to 2310242021 its reverse (1202420132), we get a palindrome (3512662153).

The spelling of 2310242021 in words is "two billion, three hundred ten million, two hundred forty-two thousand, twenty-one".