122311330032 has 80 divisors (see below), whose sum is σ = 322039566720. Its totient is φ = 39987906816.

The previous prime is 122311330027. The next prime is 122311330061. The reversal of 122311330032 is 230033113221.

It is a super-2 number, since 2×122311330032² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122311329990 and 122311330008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10238719 + ... + 10250657.

It is an arithmetic number, because the mean of its divisors is an integer number (4025494584).

Almost surely, 2^122311330032 is an apocalyptic number.

122311330032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122311330032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161019783360).

122311330032 is an abundant number, since it is smaller than the sum of its proper divisors (199728236688).

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

122311330032 is a wasteful number, since it uses less digits than its factorization.

122311330032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16030 (or 16024 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 122311330032 its reverse (230033113221), we get a palindrome (352344443253).

The spelling of 122311330032 in words is "one hundred twenty-two billion, three hundred eleven million, three hundred thirty thousand, thirty-two".