322120112020 has 48 divisors (see below), whose sum is σ = 773122952448. Its totient is φ = 110436226560.

The previous prime is 322120111997. The next prime is 322120112023. The reversal of 322120112020 is 20211021223.

It is a happy number.

It is a super-2 number, since 2×322120112020² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 322120111985 and 322120112003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322120112023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4523209 + ... + 4593871.

It is an arithmetic number, because the mean of its divisors is an integer number (16106728176).

Almost surely, 2^322120112020 is an apocalyptic number.

It is an amenable number.

322120112020 is an abundant number, since it is smaller than the sum of its proper divisors (451002840428).

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

322120112020 is a wasteful number, since it uses less digits than its factorization.

322120112020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103240 (or 103238 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 322120112020 its reverse (20211021223), we get a palindrome (342331133243).

The spelling of 322120112020 in words is "three hundred twenty-two billion, one hundred twenty million, one hundred twelve thousand, twenty".