320106218 has 4 divisors (see below), whose sum is σ = 480159330. Its totient is φ = 160053108.

The previous prime is 320106191. The next prime is 320106221. The reversal of 320106218 is 812601023.

320106218 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 224790049 + 95316169 = 14993^2 + 9763^2 .

It is a junction number, because it is equal to n+sod(n) for n = 320106193 and 320106202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80026553 + ... + 80026556.

Almost surely, 2^320106218 is an apocalyptic number.

320106218 is a deficient number, since it is larger than the sum of its proper divisors (160053112).

320106218 is a wasteful number, since it uses less digits than its factorization.

320106218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160053111.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 320106218 is about 17891.5124570283. The cubic root of 320106218 is about 684.0660495592.

The spelling of 320106218 in words is "three hundred twenty million, one hundred six thousand, two hundred eighteen".