223431122 has 8 divisors (see below), whose sum is σ = 335589372. Its totient is φ = 111568000.

The previous prime is 223431113. The next prime is 223431163. The reversal of 223431122 is 221134322.

It can be written as a sum of positive squares in 2 ways, for example, as 221087161 + 2343961 = 14869^2 + 1531^2 .

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 = 223431094 and 223431103.

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 in 3 ways as a sum of consecutive naturals, for example, 71879 + ... + 74922.

Almost surely, 2^223431122 is an apocalyptic number.

223431122 is a deficient number, since it is larger than the sum of its proper divisors (112158250).

223431122 is a wasteful number, since it uses less digits than its factorization.

223431122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147564.

The product of its digits is 576, while the sum is 20.

The square root of 223431122 is about 14947.6125852927. The cubic root of 223431122 is about 606.8032369078.

Adding to 223431122 its reverse (221134322), we get a palindrome (444565444).

The spelling of 223431122 in words is "two hundred twenty-three million, four hundred thirty-one thousand, one hundred twenty-two".