2241412021 has 2 divisors, whose sum is σ = 2241412022. Its totient is φ = 2241412020.

The previous prime is 2241412013. The next prime is 2241412049. The reversal of 2241412021 is 1202141422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1839208996 + 402203025 = 42886^2 + 20055^2 .

It is a cyclic number.

It is not a de Polignac number, because 2241412021 - 2³ = 2241412013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2241412021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2241412051) 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, 1120706010 + 1120706011.

It is an arithmetic number, because the mean of its divisors is an integer number (1120706011).

Almost surely, 2^2241412021 is an apocalyptic number.

It is an amenable number.

2241412021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2241412021 is an equidigital number, since it uses as much as digits as its factorization.

2241412021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 2241412021 is about 47343.5531091615. The cubic root of 2241412021 is about 1308.7013957508.

Adding to 2241412021 its reverse (1202141422), we get a palindrome (3443553443).

The spelling of 2241412021 in words is "two billion, two hundred forty-one million, four hundred twelve thousand, twenty-one".