32543112220 has 48 divisors (see below), whose sum is σ = 72164604960. Its totient is φ = 12293178624.

The previous prime is 32543112179. The next prime is 32543112233. The reversal of 32543112220 is 2221134523.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14619 + ... + 255538.

It is an arithmetic number, because the mean of its divisors is an integer number (1503429270).

Almost surely, 2^32543112220 is an apocalyptic number.

It is an amenable number.

32543112220 is an abundant number, since it is smaller than the sum of its proper divisors (39621492740).

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

32543112220 is a wasteful number, since it uses less digits than its factorization.

32543112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270502 (or 270500 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 32543112220 its reverse (2221134523), we get a palindrome (34764246743).

The spelling of 32543112220 in words is "thirty-two billion, five hundred forty-three million, one hundred twelve thousand, two hundred twenty".