220132266 has 16 divisors (see below), whose sum is σ = 440917344. Its totient is φ = 73268624.

The previous prime is 220132261. The next prime is 220132273. The reversal of 220132266 is 662231022.

It is not an unprimeable number, because it can be changed into a prime (220132261) 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 7 ways as a sum of consecutive naturals, for example, 22761 + ... + 30956.

It is an arithmetic number, because the mean of its divisors is an integer number (27557334).

Almost surely, 2^220132266 is an apocalyptic number.

220132266 is an abundant number, since it is smaller than the sum of its proper divisors (220785078).

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

220132266 is a wasteful number, since it uses less digits than its factorization.

220132266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54405.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 220132266 is about 14836.8549901925. The cubic root of 220132266 is about 603.8020289597.

Adding to 220132266 its reverse (662231022), we get a palindrome (882363288).

The spelling of 220132266 in words is "two hundred twenty million, one hundred thirty-two thousand, two hundred sixty-six".