2421301240244 has 12 divisors (see below), whose sum is σ = 4237288220004. Its totient is φ = 1210647463104.

The previous prime is 2421301240219. The next prime is 2421301240249. The reversal of 2421301240244 is 4420421031242.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1349807123344 + 1071494116900 = 1161812^2 + 1035130^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421301240249) 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 in 3 ways as a sum of consecutive naturals, for example, 2165432 + ... + 3087344.

It is an arithmetic number, because the mean of its divisors is an integer number (353107351667).

Almost surely, 2^{2421301240244} is an apocalyptic number.

It is an amenable number.

2421301240244 is a deficient number, since it is larger than the sum of its proper divisors (1815986979760).

2421301240244 is a wasteful number, since it uses less digits than its factorization.

2421301240244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578514 (or 1578512 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 2421301240244 its reverse (4420421031242), we get a palindrome (6841722271486).

The spelling of 2421301240244 in words is "two trillion, four hundred twenty-one billion, three hundred one million, two hundred forty thousand, two hundred forty-four".