32221320132 has 24 divisors (see below), whose sum is σ = 75194778400. Its totient is φ = 10738768896.

The previous prime is 32221320097. The next prime is 32221320133. The reversal of 32221320132 is 23102312223.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 32221320099 and 32221320108.

It is not an unprimeable number, because it can be changed into a prime (32221320133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127282 + ... + 283977.

Almost surely, 2^32221320132 is an apocalyptic number.

It is an amenable number.

32221320132 is an abundant number, since it is smaller than the sum of its proper divisors (42973458268).

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

32221320132 is a wasteful number, since it uses less digits than its factorization.

32221320132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417795 (or 417793 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 32221320132 its reverse (23102312223), we get a palindrome (55323632355).

The spelling of 32221320132 in words is "thirty-two billion, two hundred twenty-one million, three hundred twenty thousand, one hundred thirty-two".