32020323020 has 36 divisors (see below), whose sum is σ = 78221077200. Its totient is φ = 10978396128.

The previous prime is 32020323019. The next prime is 32020323029. The reversal of 32020323020 is 2032302023.

It is a self number, because there is not a number n which added to its sum of digits gives 32020323020.

It is not an unprimeable number, because it can be changed into a prime (32020323029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16335920 + ... + 16337879.

It is an arithmetic number, because the mean of its divisors is an integer number (2172807700).

Almost surely, 2^32020323020 is an apocalyptic number.

It is an amenable number.

32020323020 is an abundant number, since it is smaller than the sum of its proper divisors (46200754180).

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

32020323020 is a wasteful number, since it uses less digits than its factorization.

32020323020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32673822 (or 32673813 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

Adding to 32020323020 its reverse (2032302023), we get a palindrome (34052625043).

The spelling of 32020323020 in words is "thirty-two billion, twenty million, three hundred twenty-three thousand, twenty".