122230222021 has 2 divisors, whose sum is σ = 122230222022.
Its totient is φ = 122230222020.
The previous prime is 122230222013. The next prime is 122230222027. The reversal of 122230222021 is 120222032221.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 109419377796 + 12810844225 = 330786^2 + 113185^2
It is a cyclic number.
It is not a de Polignac number, because 122230222021 - 23 = 122230222013 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 122230222021.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122230222027) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61115111010 + 61115111011.
It is an arithmetic number, because the mean of its divisors is an integer number (61115111011).
Almost surely, 2122230222021 is an apocalyptic number.
It is an amenable number.
122230222021 is a deficient number, since it is larger than the sum of its proper divisors (1).
122230222021 is an equidigital number, since it uses as much as digits as its factorization.
122230222021 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 122230222021 its reverse (120222032221), we get a palindrome (242452254242).
The spelling of 122230222021 in words is "one hundred twenty-two billion, two hundred thirty million, two hundred twenty-two thousand, twenty-one".