220312324 has 12 divisors (see below), whose sum is σ = 386555904. Its totient is φ = 109867784.

The previous prime is 220312307. The next prime is 220312343. The reversal of 220312324 is 423213022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70372 + ... + 73435.

It is an arithmetic number, because the mean of its divisors is an integer number (32212992).

Almost surely, 2^220312324 is an apocalyptic number.

It is an amenable number.

220312324 is a deficient number, since it is larger than the sum of its proper divisors (166243580).

220312324 is a wasteful number, since it uses less digits than its factorization.

220312324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144194 (or 144192 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 220312324 is about 14842.9216800467. The cubic root of 220312324 is about 603.9666114608.

Adding to 220312324 its reverse (423213022), we get a palindrome (643525346).

The spelling of 220312324 in words is "two hundred twenty million, three hundred twelve thousand, three hundred twenty-four".