220017150 has 72 divisors (see below), whose sum is σ = 622248120. Its totient is φ = 55581120.

The previous prime is 220017139. The next prime is 220017157. The reversal of 220017150 is 51710022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220017157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4317 + ... + 21416.

It is an arithmetic number, because the mean of its divisors is an integer number (8642335).

Almost surely, 2^220017150 is an apocalyptic number.

220017150 is an abundant number, since it is smaller than the sum of its proper divisors (402230970).

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

220017150 is a wasteful number, since it uses less digits than its factorization.

220017150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25770 (or 25762 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 220017150 is about 14832.9750893069. The cubic root of 220017150 is about 603.6967598334.

Adding to 220017150 its reverse (51710022), we get a palindrome (271727172).

The spelling of 220017150 in words is "two hundred twenty million, seventeen thousand, one hundred fifty".