220013210 has 8 divisors (see below), whose sum is σ = 396023796. Its totient is φ = 88005280.

The previous prime is 220013203. The next prime is 220013219. The reversal of 220013210 is 12310022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 190081369 + 29931841 = 13787^2 + 5471^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 220013191 and 220013200.

It is not an unprimeable number, because it can be changed into a prime (220013219) 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 3 ways as a sum of consecutive naturals, for example, 11000651 + ... + 11000670.

Almost surely, 2^220013210 is an apocalyptic number.

220013210 is a deficient number, since it is larger than the sum of its proper divisors (176010586).

220013210 is a wasteful number, since it uses less digits than its factorization.

220013210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22001328.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 220013210 is about 14832.8422765160. The cubic root of 220013210 is about 603.6931562061.

Adding to 220013210 its reverse (12310022), we get a palindrome (232323232).

The spelling of 220013210 in words is "two hundred twenty million, thirteen thousand, two hundred ten".