323312220130122 has 128 divisors (see below), whose sum is σ = 731071213804800. Its totient is φ = 105884816025600.

The previous prime is 323312220130121. The next prime is 323312220130171. The reversal of 323312220130122 is 221031022213323.

323312220130122 is a `hidden beast` number, since 3 + 2 + 3 + 312 + 2 + 20 + 1 + 301 + 22 = 666.

It is a super-2 number, since 2×323312220130122² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (323312220130121) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30241526797 + ... + 30241537487.

It is an arithmetic number, because the mean of its divisors is an integer number (5711493857850).

Almost surely, 2^{323312220130122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323312220130122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365535606902400).

323312220130122 is an abundant number, since it is smaller than the sum of its proper divisors (407758993674678).

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

323312220130122 is a wasteful number, since it uses less digits than its factorization.

323312220130122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20229 (or 20223 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 323312220130122 its reverse (221031022213323), we get a palindrome (544343242343445).

The spelling of 323312220130122 in words is "three hundred twenty-three trillion, three hundred twelve billion, two hundred twenty million, one hundred thirty thousand, one hundred twenty-two".