32320342220 has 48 divisors (see below), whose sum is σ = 68419041600. Its totient is φ = 12824469504.

The previous prime is 32320342207. The next prime is 32320342253. The reversal of 32320342220 is 2224302323.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1329212 + ... + 1353308.

It is an arithmetic number, because the mean of its divisors is an integer number (1425396700).

Almost surely, 2^32320342220 is an apocalyptic number.

It is an amenable number.

32320342220 is an abundant number, since it is smaller than the sum of its proper divisors (36098699380).

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

32320342220 is a wasteful number, since it uses less digits than its factorization.

32320342220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24642 (or 24640 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 32320342220 its reverse (2224302323), we get a palindrome (34544644543).

The spelling of 32320342220 in words is "thirty-two billion, three hundred twenty million, three hundred forty-two thousand, two hundred twenty".