11220211337 has 2 divisors, whose sum is σ = 11220211338. Its totient is φ = 11220211336.

The previous prime is 11220211297. The next prime is 11220211339. The reversal of 11220211337 is 73311202211.

11220211337 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9374306041 + 1845905296 = 96821^2 + 42964^2 .

It is a cyclic number.

It is not a de Polignac number, because 11220211337 - 2²⁶ = 11153102473 is a prime.

Together with 11220211339, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11220211339) 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, 5610105668 + 5610105669.

It is an arithmetic number, because the mean of its divisors is an integer number (5610105669).

Almost surely, 2^11220211337 is an apocalyptic number.

It is an amenable number.

11220211337 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220211337 is an equidigital number, since it uses as much as digits as its factorization.

11220211337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 11220211337 its reverse (73311202211), we get a palindrome (84531413548).

The spelling of 11220211337 in words is "eleven billion, two hundred twenty million, two hundred eleven thousand, three hundred thirty-seven".