122200201111 has 2 divisors, whose sum is σ = 122200201112. Its totient is φ = 122200201110.

The previous prime is 122200201027. The next prime is 122200201147. The reversal of 122200201111 is 111102002221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122200201111 - 2⁹ = 122200200599 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122200201091 and 122200201100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122200201171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61100100555 + 61100100556.

It is an arithmetic number, because the mean of its divisors is an integer number (61100100556).

Almost surely, 2^122200201111 is an apocalyptic number.

122200201111 is a deficient number, since it is larger than the sum of its proper divisors (1).

122200201111 is an equidigital number, since it uses as much as digits as its factorization.

122200201111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 122200201111 its reverse (111102002221), we get a palindrome (233302203332).

The spelling of 122200201111 in words is "one hundred twenty-two billion, two hundred million, two hundred one thousand, one hundred eleven".