220320212232 has 32 divisors (see below), whose sum is σ = 553086024480. Its totient is φ = 73135338240.

The previous prime is 220320212207. The next prime is 220320212239. The reversal of 220320212232 is 232212023022.

It is a junction number, because it is equal to n+sod(n) for n = 220320212199 and 220320212208.

It is not an unprimeable number, because it can be changed into a prime (220320212239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19039878 + ... + 19051445.

It is an arithmetic number, because the mean of its divisors is an integer number (17283938265).

Almost surely, 2^220320212232 is an apocalyptic number.

It is an amenable number.

220320212232 is an abundant number, since it is smaller than the sum of its proper divisors (332765812248).

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

220320212232 is a wasteful number, since it uses less digits than its factorization.

220320212232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38091573 (or 38091569 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 220320212232 its reverse (232212023022), we get a palindrome (452532235254).

The spelling of 220320212232 in words is "two hundred twenty billion, three hundred twenty million, two hundred twelve thousand, two hundred thirty-two".