220303132 has 24 divisors (see below), whose sum is σ = 441778176. Its totient is φ = 94164528.

The previous prime is 220303129. The next prime is 220303133. The reversal of 220303132 is 231303022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220303133) 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 in 7 ways as a sum of consecutive naturals, for example, 453 + ... + 20995.

It is an arithmetic number, because the mean of its divisors is an integer number (18407424).

Almost surely, 2^220303132 is an apocalyptic number.

It is an amenable number.

220303132 is an abundant number, since it is smaller than the sum of its proper divisors (221475044).

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

220303132 is a wasteful number, since it uses less digits than its factorization.

220303132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20937 (or 20935 counting only the distinct ones).

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

The square root of 220303132 is about 14842.6120342748. The cubic root of 220303132 is about 603.9582116609.

Adding to 220303132 its reverse (231303022), we get a palindrome (451606154).

The spelling of 220303132 in words is "two hundred twenty million, three hundred three thousand, one hundred thirty-two".