108221158 has 16 divisors (see below), whose sum is σ = 163728864. Its totient is φ = 53647360.

The previous prime is 108221149. The next prime is 108221219. The reversal of 108221158 is 851122801.

It is a congruent number.

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, 159516 + ... + 160192.

It is an arithmetic number, because the mean of its divisors is an integer number (10233054).

Almost surely, 2^108221158 is an apocalyptic number.

108221158 is a deficient number, since it is larger than the sum of its proper divisors (55507706).

108221158 is a wasteful number, since it uses less digits than its factorization.

108221158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247.

The product of its (nonzero) digits is 1280, while the sum is 28.

The square root of 108221158 is about 10402.9398729398. The cubic root of 108221158 is about 476.5451554802.

Adding to 108221158 its reverse (851122801), we get a palindrome (959343959).

The spelling of 108221158 in words is "one hundred eight million, two hundred twenty-one thousand, one hundred fifty-eight".