122032321320 has 512 divisors, whose sum is σ = 468913536000. Its totient is φ = 24710676480.

The previous prime is 122032321309. The next prime is 122032321423. The reversal of 122032321320 is 23123230221.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 57318016 + ... + 57320144.

It is an arithmetic number, because the mean of its divisors is an integer number (915846750).

Almost surely, 2^122032321320 is an apocalyptic number.

122032321320 is a gapful number since it is divisible by the number (10) 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 122032321320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234456768000).

122032321320 is an abundant number, since it is smaller than the sum of its proper divisors (346881214680).

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

122032321320 is a wasteful number, since it uses less digits than its factorization.

122032321320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2373 (or 2369 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 122032321320 its reverse (23123230221), we get a palindrome (145155551541).

The spelling of 122032321320 in words is "one hundred twenty-two billion, thirty-two million, three hundred twenty-one thousand, three hundred twenty".