11212212073 has 2 divisors, whose sum is σ = 11212212074. Its totient is φ = 11212212072.

The previous prime is 11212212047. The next prime is 11212212133. The reversal of 11212212073 is 37021221211.

11212212073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11090617344 + 121594729 = 105312^2 + 11027^2 .

It is a cyclic number.

It is not a de Polignac number, because 11212212073 - 2⁹ = 11212211561 is a prime.

It is not a weakly prime, because it can be changed into another prime (11212212013) 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, 5606106036 + 5606106037.

It is an arithmetic number, because the mean of its divisors is an integer number (5606106037).

Almost surely, 2^11212212073 is an apocalyptic number.

It is an amenable number.

11212212073 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212212073 is an equidigital number, since it uses as much as digits as its factorization.

11212212073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 11212212073 its reverse (37021221211), we get a palindrome (48233433284).

The spelling of 11212212073 in words is "eleven billion, two hundred twelve million, two hundred twelve thousand, seventy-three".