122232218 has 8 divisors (see below), whose sum is σ = 183417312. Its totient is φ = 61093116.

The previous prime is 122232181. The next prime is 122232221. The reversal of 122232218 is 812232221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 122232193 and 122232202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3830 + ... + 16097.

It is an arithmetic number, because the mean of its divisors is an integer number (22927164).

Almost surely, 2^122232218 is an apocalyptic number.

122232218 is a deficient number, since it is larger than the sum of its proper divisors (61185094).

122232218 is a wasteful number, since it uses less digits than its factorization.

122232218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22996.

The product of its digits is 768, while the sum is 23.

The square root of 122232218 is about 11055.8680346683. The cubic root of 122232218 is about 496.2820461638.

Adding to 122232218 its reverse (812232221), we get a palindrome (934464439).

It can be divided in two parts, 12223 and 2218, that added together give a palindrome (14441).

The spelling of 122232218 in words is "one hundred twenty-two million, two hundred thirty-two thousand, two hundred eighteen".