220030324 has 12 divisors (see below), whose sum is σ = 385358148. Its totient is φ = 109928000.

The previous prime is 220030289. The next prime is 220030367. The reversal of 220030324 is 423030022.

It can be written as a sum of positive squares in 2 ways, for example, as 97219600 + 122810724 = 9860^2 + 11082^2 .

It is a junction number, because it is equal to n+sod(n) for n = 220030298 and 220030307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15937 + ... + 26344.

It is an arithmetic number, because the mean of its divisors is an integer number (32113179).

Almost surely, 2^220030324 is an apocalyptic number.

It is an amenable number.

220030324 is a deficient number, since it is larger than the sum of its proper divisors (165327824).

220030324 is a wasteful number, since it uses less digits than its factorization.

220030324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43586 (or 43584 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 220030324 is about 14833.4191608004. The cubic root of 220030324 is about 603.7088088068.

Adding to 220030324 its reverse (423030022), we get a palindrome (643060346).

The spelling of 220030324 in words is "two hundred twenty million, thirty thousand, three hundred twenty-four".