32132220021 has 16 divisors (see below), whose sum is σ = 51930861120. Its totient is φ = 19474072560.

The previous prime is 32132219983. The next prime is 32132220049. The reversal of 32132220021 is 12002223123.

32132220021 is a `hidden beast` number, since 321 + 322 + 2 + 0 + 0 + 21 = 666.

It is not a de Polignac number, because 32132220021 - 2¹⁰ = 32132218997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32132219976 and 32132220003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32132220121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54094350 + ... + 54094943.

It is an arithmetic number, because the mean of its divisors is an integer number (3245678820).

Almost surely, 2^32132220021 is an apocalyptic number.

It is an amenable number.

32132220021 is a deficient number, since it is larger than the sum of its proper divisors (19798641099).

32132220021 is a wasteful number, since it uses less digits than its factorization.

32132220021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108189313 (or 108189307 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 32132220021 its reverse (12002223123), we get a palindrome (44134443144).

The spelling of 32132220021 in words is "thirty-two billion, one hundred thirty-two million, two hundred twenty thousand, twenty-one".