32020221200 has 240 divisors, whose sum is σ = 88624803840. Its totient is φ = 10995264000.

The previous prime is 32020221113. The next prime is 32020221203. The reversal of 32020221200 is 212202023.

It is not an unprimeable number, because it can be changed into a prime (32020221203) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 50744885 + ... + 50745515.

It is an arithmetic number, because the mean of its divisors is an integer number (369270016).

Almost surely, 2^32020221200 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32020221200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44312401920).

32020221200 is an abundant number, since it is smaller than the sum of its proper divisors (56604582640).

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

32020221200 is a wasteful number, since it uses less digits than its factorization.

32020221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286 (or 1275 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 32020221200 its reverse (212202023), we get a palindrome (32232423223).

The spelling of 32020221200 in words is "thirty-two billion, twenty million, two hundred twenty-one thousand, two hundred".