320002121022 has 16 divisors (see below), whose sum is σ = 640059568272. Its totient is φ = 106658152640.

The previous prime is 320002120993. The next prime is 320002121167. The reversal of 320002121022 is 220121200023.

It is a happy number.

320002121022 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 320002120992 and 320002121010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2229879 + ... + 2369042.

It is an arithmetic number, because the mean of its divisors is an integer number (40003723017).

Almost surely, 2^320002121022 is an apocalyptic number.

320002121022 is an abundant number, since it is smaller than the sum of its proper divisors (320057447250).

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

320002121022 is a wasteful number, since it uses less digits than its factorization.

320002121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4610523.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 320002121022 its reverse (220121200023), we get a palindrome (540123321045).

The spelling of 320002121022 in words is "three hundred twenty billion, two million, one hundred twenty-one thousand, twenty-two".