220331032 has 8 divisors (see below), whose sum is σ = 413120700. Its totient is φ = 110165512.

The previous prime is 220331003. The next prime is 220331039. The reversal of 220331032 is 230133022.

220331032 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 220330997 and 220331015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220331039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13770682 + ... + 13770697.

Almost surely, 2^220331032 is an apocalyptic number.

It is an amenable number.

220331032 is a deficient number, since it is larger than the sum of its proper divisors (192789668).

220331032 is a wasteful number, since it uses less digits than its factorization.

220331032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27541385 (or 27541381 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 220331032 is about 14843.5518660461. The cubic root of 220331032 is about 603.9837064154.

Adding to 220331032 its reverse (230133022), we get a palindrome (450464054).

The spelling of 220331032 in words is "two hundred twenty million, three hundred thirty-one thousand, thirty-two".