120222205111 has 2 divisors, whose sum is σ = 120222205112. Its totient is φ = 120222205110.

The previous prime is 120222205109. The next prime is 120222205121. The reversal of 120222205111 is 111502222021.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (111502222021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120222205111 - 2¹ = 120222205109 is a prime.

Together with 120222205109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120222205121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60111102555 + 60111102556.

It is an arithmetic number, because the mean of its divisors is an integer number (60111102556).

Almost surely, 2^120222205111 is an apocalyptic number.

120222205111 is a deficient number, since it is larger than the sum of its proper divisors (1).

120222205111 is an equidigital number, since it uses as much as digits as its factorization.

120222205111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 120222205111 its reverse (111502222021), we get a palindrome (231724427132).

The spelling of 120222205111 in words is "one hundred twenty billion, two hundred twenty-two million, two hundred five thousand, one hundred eleven".