662122102111 has 2 divisors, whose sum is σ = 662122102112. Its totient is φ = 662122102110.

The previous prime is 662122102079. The next prime is 662122102153. The reversal of 662122102111 is 111201221266.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 662122102111 - 2⁵ = 662122102079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (662122102511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331061051055 + 331061051056.

It is an arithmetic number, because the mean of its divisors is an integer number (331061051056).

Almost surely, 2^662122102111 is an apocalyptic number.

662122102111 is a deficient number, since it is larger than the sum of its proper divisors (1).

662122102111 is an equidigital number, since it uses as much as digits as its factorization.

662122102111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

Adding to 662122102111 its reverse (111201221266), we get a palindrome (773323323377).

The spelling of 662122102111 in words is "six hundred sixty-two billion, one hundred twenty-two million, one hundred two thousand, one hundred eleven".