11110012222021 has 2 divisors, whose sum is σ = 11110012222022. Its totient is φ = 11110012222020.

The previous prime is 11110012222007. The next prime is 11110012222033. The reversal of 11110012222021 is 12022221001111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9967368808996 + 1142643413025 = 3157114^2 + 1068945^2 .

It is a cyclic number.

It is not a de Polignac number, because 11110012222021 - 2¹¹ = 11110012219973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11110012221986 and 11110012222004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11110012229021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555006111010 + 5555006111011.

It is an arithmetic number, because the mean of its divisors is an integer number (5555006111011).

Almost surely, 2^{11110012222021} is an apocalyptic number.

It is an amenable number.

11110012222021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110012222021 is an equidigital number, since it uses as much as digits as its factorization.

11110012222021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11110012222021 its reverse (12022221001111), we get a palindrome (23132233223132).

The spelling of 11110012222021 in words is "eleven trillion, one hundred ten billion, twelve million, two hundred twenty-two thousand, twenty-one".