108722222 has 16 divisors (see below), whose sum is σ = 188477280. Its totient is φ = 46071168.

The previous prime is 108722221. The next prime is 108722231. The reversal of 108722222 is 222227801.

It is a junction number, because it is equal to n+sod(n) for n = 108722191 and 108722200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108722221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42383 + ... + 44874.

It is an arithmetic number, because the mean of its divisors is an integer number (11779830).

Almost surely, 2^108722222 is an apocalyptic number.

108722222 is a deficient number, since it is larger than the sum of its proper divisors (79755058).

108722222 is an equidigital number, since it uses as much as digits as its factorization.

108722222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87355.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 108722222 is about 10426.9948690886. The cubic root of 108722222 is about 477.2794913981.

The spelling of 108722222 in words is "one hundred eight million, seven hundred twenty-two thousand, two hundred twenty-two".