122311112322 has 64 divisors (see below), whose sum is σ = 284235807744. Its totient is φ = 34362930240.

The previous prime is 122311112309. The next prime is 122311112393. The reversal of 122311112322 is 223211113221.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14043093 + ... + 14051799.

It is an arithmetic number, because the mean of its divisors is an integer number (4441184496).

Almost surely, 2^122311112322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122311112322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142117903872).

122311112322 is an abundant number, since it is smaller than the sum of its proper divisors (161924695422).

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

122311112322 is a wasteful number, since it uses less digits than its factorization.

122311112322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14263.

The product of its digits is 288, while the sum is 21.

Adding to 122311112322 its reverse (223211113221), we get a palindrome (345522225543).

The spelling of 122311112322 in words is "one hundred twenty-two billion, three hundred eleven million, one hundred twelve thousand, three hundred twenty-two".