122621107422 has 48 divisors (see below), whose sum is σ = 270336704400. Its totient is φ = 37051365120.

The previous prime is 122621107417. The next prime is 122621107493. The reversal of 122621107422 is 224701126221.

122621107422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 122621107422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11398 + ... + 495350.

It is an arithmetic number, because the mean of its divisors is an integer number (5632014675).

Almost surely, 2^122621107422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122621107422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135168352200).

122621107422 is an abundant number, since it is smaller than the sum of its proper divisors (147715596978).

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

122621107422 is a wasteful number, since it uses less digits than its factorization.

122621107422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484329 (or 484318 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The spelling of 122621107422 in words is "one hundred twenty-two billion, six hundred twenty-one million, one hundred seven thousand, four hundred twenty-two".