11220043244087 has 2 divisors, whose sum is σ = 11220043244088. Its totient is φ = 11220043244086.

The previous prime is 11220043244041. The next prime is 11220043244119. The reversal of 11220043244087 is 78044234002211.

It is a strong prime.

It is an emirp because it is prime and its reverse (78044234002211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11220043244087 - 2¹⁰ = 11220043243063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11220043244087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11220043244587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610021622043 + 5610021622044.

It is an arithmetic number, because the mean of its divisors is an integer number (5610021622044).

Almost surely, 2^{11220043244087} is an apocalyptic number.

11220043244087 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220043244087 is an equidigital number, since it uses as much as digits as its factorization.

11220043244087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86016, while the sum is 38.

Adding to 11220043244087 its reverse (78044234002211), we get a palindrome (89264277246298).

The spelling of 11220043244087 in words is "eleven trillion, two hundred twenty billion, forty-three million, two hundred forty-four thousand, eighty-seven".