32030330220 has 144 divisors (see below), whose sum is σ = 111132840000. Its totient is φ = 7314997248.

The previous prime is 32030330183. The next prime is 32030330221. The reversal of 32030330220 is 2203303023.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 32030330193 and 32030330202.

It is not an unprimeable number, because it can be changed into a prime (32030330221) 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 47 ways as a sum of consecutive naturals, for example, 1563564 + ... + 1583916.

Almost surely, 2^32030330220 is an apocalyptic number.

32030330220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32030330220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55566420000).

32030330220 is an abundant number, since it is smaller than the sum of its proper divisors (79102509780).

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

32030330220 is a wasteful number, since it uses less digits than its factorization.

32030330220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21624 (or 21619 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

Adding to 32030330220 its reverse (2203303023), we get a palindrome (34233633243).

The spelling of 32030330220 in words is "thirty-two billion, thirty million, three hundred thirty thousand, two hundred twenty".