220151166 has 16 divisors (see below), whose sum is σ = 440450688. Its totient is φ = 73359000.

The previous prime is 220151123. The next prime is 220151167. The reversal of 220151166 is 661151022.

220151166 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220151167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26001 + ... + 33411.

It is an arithmetic number, because the mean of its divisors is an integer number (27528168).

Almost surely, 2^220151166 is an apocalyptic number.

220151166 is an abundant number, since it is smaller than the sum of its proper divisors (220299522).

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

220151166 is a wasteful number, since it uses less digits than its factorization.

220151166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12367.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 220151166 is about 14837.4919039574. The cubic root of 220151166 is about 603.8193087706.

The spelling of 220151166 in words is "two hundred twenty million, one hundred fifty-one thousand, one hundred sixty-six".