220109160 has 32 divisors (see below), whose sum is σ = 660327840. Its totient is φ = 58695744.

The previous prime is 220109143. The next prime is 220109203. The reversal of 220109160 is 61901022.

220109160 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 in 7 ways as a sum of consecutive naturals, for example, 917002 + ... + 917241.

It is an arithmetic number, because the mean of its divisors is an integer number (20635245).

Almost surely, 2^220109160 is an apocalyptic number.

220109160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220109160 is an abundant number, since it is smaller than the sum of its proper divisors (440218680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220109160 is a wasteful number, since it uses less digits than its factorization.

220109160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1834257 (or 1834253 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 220109160 is about 14836.0763006935. The cubic root of 220109160 is about 603.7809023614.

The spelling of 220109160 in words is "two hundred twenty million, one hundred nine thousand, one hundred sixty".