122001423220122 has 64 divisors (see below), whose sum is σ = 265365756681984. Its totient is φ = 37236679326720.

The previous prime is 122001423220087. The next prime is 122001423220147. The reversal of 122001423220122 is 221022324100221.

It is a junction number, because it is equal to n+sod(n) for n = 122001423220092 and 122001423220101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35260963 + ... + 38566025.

It is an arithmetic number, because the mean of its divisors is an integer number (4146339948156).

Almost surely, 2^{122001423220122} is an apocalyptic number.

122001423220122 is an abundant number, since it is smaller than the sum of its proper divisors (143364333461862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122001423220122 is a wasteful number, since it uses less digits than its factorization.

122001423220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314903.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 122001423220122 its reverse (221022324100221), we get a palindrome (343023747320343).

The spelling of 122001423220122 in words is "one hundred twenty-two trillion, one billion, four hundred twenty-three million, two hundred twenty thousand, one hundred twenty-two".