1224243210243 has 8 divisors (see below), whose sum is σ = 1638133264656. Its totient is φ = 813257648000.

The previous prime is 1224243210241. The next prime is 1224243210283. The reversal of 1224243210243 is 3420123424221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1224243210243 - 2¹ = 1224243210241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1224243210243.

It is not an unprimeable number, because it can be changed into a prime (1224243210241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 726122058 + ... + 726123743.

It is an arithmetic number, because the mean of its divisors is an integer number (204766658082).

Almost surely, 2^{1224243210243} is an apocalyptic number.

1224243210243 is a deficient number, since it is larger than the sum of its proper divisors (413890054413).

1224243210243 is a wasteful number, since it uses less digits than its factorization.

1224243210243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452246085.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 1224243210243 its reverse (3420123424221), we get a palindrome (4644366634464).

The spelling of 1224243210243 in words is "one trillion, two hundred twenty-four billion, two hundred forty-three million, two hundred ten thousand, two hundred forty-three".