220323212 has 6 divisors (see below), whose sum is σ = 385565628. Its totient is φ = 110161604.

The previous prime is 220323167. The next prime is 220323223. The reversal of 220323212 is 212323022.

220323212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27540398 + ... + 27540405.

It is an arithmetic number, because the mean of its divisors is an integer number (64260938).

Almost surely, 2^220323212 is an apocalyptic number.

It is an amenable number.

220323212 is a deficient number, since it is larger than the sum of its proper divisors (165242416).

220323212 is a wasteful number, since it uses less digits than its factorization.

220323212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55080807 (or 55080805 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 220323212 is about 14843.2884496664. The cubic root of 220323212 is about 603.9765607909.

Adding to 220323212 its reverse (212323022), we get a palindrome (432646234).

The spelling of 220323212 in words is "two hundred twenty million, three hundred twenty-three thousand, two hundred twelve".