320010112220 has 24 divisors (see below), whose sum is σ = 701239551264. Its totient is φ = 122438651456.

The previous prime is 320010112217. The next prime is 320010112223. The reversal of 320010112220 is 22211010023.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (320010112217) and next prime (320010112223).

It is a junction number, because it is equal to n+sod(n) for n = 320010112195 and 320010112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320010112223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347836619 + ... + 347837538.

It is an arithmetic number, because the mean of its divisors is an integer number (29218314636).

Almost surely, 2^320010112220 is an apocalyptic number.

It is an amenable number.

320010112220 is an abundant number, since it is smaller than the sum of its proper divisors (381229439044).

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

320010112220 is a wasteful number, since it uses less digits than its factorization.

320010112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695674189 (or 695674187 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 320010112220 its reverse (22211010023), we get a palindrome (342221122243).

The spelling of 320010112220 in words is "three hundred twenty billion, ten million, one hundred twelve thousand, two hundred twenty".