32001303312 has 80 divisors (see below), whose sum is σ = 100206116160. Its totient is φ = 9697363200.

The previous prime is 32001303281. The next prime is 32001303329. The reversal of 32001303312 is 21330310023.

32001303312 is a `hidden beast` number, since 3 + 200 + 130 + 331 + 2 = 666.

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

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3362389 + ... + 3371892.

It is an arithmetic number, because the mean of its divisors is an integer number (1252576452).

Almost surely, 2^32001303312 is an apocalyptic number.

It is an amenable number.

32001303312 is an abundant number, since it is smaller than the sum of its proper divisors (68204812848).

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

32001303312 is a wasteful number, since it uses less digits than its factorization.

32001303312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6734309 (or 6734297 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 32001303312 its reverse (21330310023), we get a palindrome (53331613335).

The spelling of 32001303312 in words is "thirty-two billion, one million, three hundred three thousand, three hundred twelve".