122132120111 has 2 divisors, whose sum is σ = 122132120112. Its totient is φ = 122132120110.

The previous prime is 122132120063. The next prime is 122132120119. The reversal of 122132120111 is 111021231221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122132120111 - 2²⁶ = 122065011247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122132120111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122132120119) 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, 61066060055 + 61066060056.

It is an arithmetic number, because the mean of its divisors is an integer number (61066060056).

Almost surely, 2^122132120111 is an apocalyptic number.

122132120111 is a deficient number, since it is larger than the sum of its proper divisors (1).

122132120111 is an equidigital number, since it uses as much as digits as its factorization.

122132120111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 122132120111 its reverse (111021231221), we get a palindrome (233153351332).

The spelling of 122132120111 in words is "one hundred twenty-two billion, one hundred thirty-two million, one hundred twenty thousand, one hundred eleven".