2421041243333 has 2 divisors, whose sum is σ = 2421041243334. Its totient is φ = 2421041243332.

The previous prime is 2421041243317. The next prime is 2421041243359. The reversal of 2421041243333 is 3333421401242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1918441066084 + 502600177249 = 1385078^2 + 708943^2 .

It is a cyclic number.

It is not a de Polignac number, because 2421041243333 - 2⁴ = 2421041243317 is a prime.

It is a super-2 number, since 2×2421041243333² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2421041243333.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2421041243363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210520621666 + 1210520621667.

It is an arithmetic number, because the mean of its divisors is an integer number (1210520621667).

Almost surely, 2^{2421041243333} is an apocalyptic number.

It is an amenable number.

2421041243333 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421041243333 is an equidigital number, since it uses as much as digits as its factorization.

2421041243333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 2421041243333 its reverse (3333421401242), we get a palindrome (5754462644575).

The spelling of 2421041243333 in words is "two trillion, four hundred twenty-one billion, forty-one million, two hundred forty-three thousand, three hundred thirty-three".