108157222 has 4 divisors (see below), whose sum is σ = 162235836. Its totient is φ = 54078610.

The previous prime is 108157079. The next prime is 108157243. The reversal of 108157222 is 222751801.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27039304 + ... + 27039307.

It is an arithmetic number, because the mean of its divisors is an integer number (40558959).

Almost surely, 2^108157222 is an apocalyptic number.

108157222 is a deficient number, since it is larger than the sum of its proper divisors (54078614).

108157222 is an equidigital number, since it uses as much as digits as its factorization.

108157222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54078613.

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 108157222 is about 10399.8664414501. The cubic root of 108157222 is about 476.4512909232.

The spelling of 108157222 in words is "one hundred eight million, one hundred fifty-seven thousand, two hundred twenty-two".