220133304 has 48 divisors (see below), whose sum is σ = 596882520. Its totient is φ = 73293120.

The previous prime is 220133279. The next prime is 220133369. The reversal of 220133304 is 403331022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109234 + ... + 111230.

Almost surely, 2^220133304 is an apocalyptic number.

220133304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

220133304 is an abundant number, since it is smaller than the sum of its proper divisors (376749216).

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

220133304 is a wasteful number, since it uses less digits than its factorization.

220133304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3540 (or 3533 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 220133304 is about 14836.8899706104. The cubic root of 220133304 is about 603.8029780036.

Adding to 220133304 its reverse (403331022), we get a palindrome (623464326).

The spelling of 220133304 in words is "two hundred twenty million, one hundred thirty-three thousand, three hundred four".