32212330220 has 48 divisors (see below), whose sum is σ = 77383504128. Its totient is φ = 11033668800.

The previous prime is 32212330159. The next prime is 32212330243. The reversal of 32212330220 is 2203321223.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 32212330192 and 32212330201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37679 + ... + 256601.

It is an arithmetic number, because the mean of its divisors is an integer number (1612156336).

Almost surely, 2^32212330220 is an apocalyptic number.

It is an amenable number.

32212330220 is an abundant number, since it is smaller than the sum of its proper divisors (45171173908).

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

32212330220 is a wasteful number, since it uses less digits than its factorization.

32212330220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219990 (or 219988 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 32212330220 its reverse (2203321223), we get a palindrome (34415651443).

The spelling of 32212330220 in words is "thirty-two billion, two hundred twelve million, three hundred thirty thousand, two hundred twenty".