2240120212243 has 2 divisors, whose sum is σ = 2240120212244. Its totient is φ = 2240120212242.

The previous prime is 2240120212229. The next prime is 2240120212273. The reversal of 2240120212243 is 3422120210422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2240120212243 - 2⁹ = 2240120211731 is a prime.

It is not a weakly prime, because it can be changed into another prime (2240120212273) 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, 1120060106121 + 1120060106122.

It is an arithmetic number, because the mean of its divisors is an integer number (1120060106122).

Almost surely, 2^{2240120212243} is an apocalyptic number.

2240120212243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2240120212243 is an equidigital number, since it uses as much as digits as its factorization.

2240120212243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 2240120212243 its reverse (3422120210422), we get a palindrome (5662240422665).

The spelling of 2240120212243 in words is "two trillion, two hundred forty billion, one hundred twenty million, two hundred twelve thousand, two hundred forty-three".