22204242242213 has 2 divisors, whose sum is σ = 22204242242214. Its totient is φ = 22204242242212.

The previous prime is 22204242242201. The next prime is 22204242242227. The reversal of 22204242242213 is 31224224240222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18392150000449 + 3812092241764 = 4288607^2 + 1952458^2 .

It is a cyclic number.

It is not a de Polignac number, because 22204242242213 - 2²⁸ = 22203973806757 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22204242242213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22204242242243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11102121121106 + 11102121121107.

It is an arithmetic number, because the mean of its divisors is an integer number (11102121121107).

Almost surely, 2^{22204242242213} is an apocalyptic number.

It is an amenable number.

22204242242213 is a deficient number, since it is larger than the sum of its proper divisors (1).

22204242242213 is an equidigital number, since it uses as much as digits as its factorization.

22204242242213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 22204242242213 its reverse (31224224240222), we get a palindrome (53428466482435).

The spelling of 22204242242213 in words is "twenty-two trillion, two hundred four billion, two hundred forty-two million, two hundred forty-two thousand, two hundred thirteen".