122222234 has 8 divisors (see below), whose sum is σ = 183380340. Its totient is φ = 61095456.

The previous prime is 122222209. The next prime is 122222239. The reversal of 122222234 is 432222221.

It can be written as a sum of positive squares in 2 ways, for example, as 120934009 + 1288225 = 10997^2 + 1135^2 .

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

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (122222239) 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, 10592 + ... + 18884.

Almost surely, 2^122222234 is an apocalyptic number.

122222234 is a deficient number, since it is larger than the sum of its proper divisors (61158106).

122222234 is an equidigital number, since it uses as much as digits as its factorization.

122222234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15664.

The product of its digits is 768, while the sum is 20.

The square root of 122222234 is about 11055.4165005214. The cubic root of 122222234 is about 496.2685335920.

Adding to 122222234 its reverse (432222221), we get a palindrome (554444455).

The spelling of 122222234 in words is "one hundred twenty-two million, two hundred twenty-two thousand, two hundred thirty-four".