166210112 has 28 divisors (see below), whose sum is σ = 330249276. Its totient is φ = 82997760.

The previous prime is 166210111. The next prime is 166210117. The reversal of 166210112 is 211012661.

It can be written as a sum of positive squares in 2 ways, for example, as 82011136 + 84198976 = 9056^2 + 9176^2 .

It is not an unprimeable number, because it can be changed into a prime (166210111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76562 + ... + 78702.

It is an arithmetic number, because the mean of its divisors is an integer number (11794617).

Almost surely, 2^166210112 is an apocalyptic number.

It is an amenable number.

166210112 is a deficient number, since it is larger than the sum of its proper divisors (164039164).

166210112 is a wasteful number, since it uses less digits than its factorization.

166210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366 (or 3356 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 166210112 is about 12892.2500751420. The cubic root of 166210112 is about 549.8182451775.

Adding to 166210112 its reverse (211012661), we get a palindrome (377222773).

The spelling of 166210112 in words is "one hundred sixty-six million, two hundred ten thousand, one hundred twelve".