132432232220 has 96 divisors (see below), whose sum is σ = 293815226880. Its totient is φ = 50040953600.

The previous prime is 132432232211. The next prime is 132432232279. The reversal of 132432232220 is 22232234231.

It is a happy number.

It is a super-2 number, since 2×132432232220² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 132432232220.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19463339 + ... + 19470141.

It is an arithmetic number, because the mean of its divisors is an integer number (3060575280).

Almost surely, 2^132432232220 is an apocalyptic number.

132432232220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132432232220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146907613440).

132432232220 is an abundant number, since it is smaller than the sum of its proper divisors (161382994660).

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

132432232220 is a wasteful number, since it uses less digits than its factorization.

132432232220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7355 (or 7353 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 132432232220 its reverse (22232234231), we get a palindrome (154664466451).

The spelling of 132432232220 in words is "one hundred thirty-two billion, four hundred thirty-two million, two hundred thirty-two thousand, two hundred twenty".