32020020012 has 24 divisors (see below), whose sum is σ = 74735051776. Its totient is φ = 10670244048.

The previous prime is 32020019989. The next prime is 32020020031. The reversal of 32020020012 is 21002002023.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 32020020012.

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 7 ways as a sum of consecutive naturals, for example, 343708 + ... + 426819.

Almost surely, 2^32020020012 is an apocalyptic number.

It is an amenable number.

32020020012 is an abundant number, since it is smaller than the sum of its proper divisors (42715031764).

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

32020020012 is a wasteful number, since it uses less digits than its factorization.

32020020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773997 (or 773995 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 32020020012 its reverse (21002002023), we get a palindrome (53022022035).

The spelling of 32020020012 in words is "thirty-two billion, twenty million, twenty thousand, twelve".