32030221040 has 20 divisors (see below), whose sum is σ = 74470264104. Its totient is φ = 12812088384.

The previous prime is 32030221037. The next prime is 32030221081. The reversal of 32030221040 is 4012203023.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200188802 + ... + 200188961.

Almost surely, 2^32030221040 is an apocalyptic number.

It is an amenable number.

32030221040 is an abundant number, since it is smaller than the sum of its proper divisors (42440043064).

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

32030221040 is a wasteful number, since it uses less digits than its factorization.

32030221040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400377776 (or 400377770 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 32030221040 its reverse (4012203023), we get a palindrome (36042424063).

The spelling of 32030221040 in words is "thirty-two billion, thirty million, two hundred twenty-one thousand, forty".