22411240240243 has 4 divisors (see below), whose sum is σ = 22440689965368. Its totient is φ = 22381790515120.

The previous prime is 22411240240237. The next prime is 22411240240289. The reversal of 22411240240243 is 34204204211422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22411240240243 - 2³⁷ = 22273801286771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22411240240843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14724861421 + ... + 14724862942.

It is an arithmetic number, because the mean of its divisors is an integer number (5610172491342).

Almost surely, 2^{22411240240243} is an apocalyptic number.

22411240240243 is a deficient number, since it is larger than the sum of its proper divisors (29449725125).

22411240240243 is an equidigital number, since it uses as much as digits as its factorization.

22411240240243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29449725124.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 22411240240243 its reverse (34204204211422), we get a palindrome (56615444451665).

The spelling of 22411240240243 in words is "twenty-two trillion, four hundred eleven billion, two hundred forty million, two hundred forty thousand, two hundred forty-three".