223421122 has 8 divisors (see below), whose sum is σ = 335206476. Its totient is φ = 111685632.

The previous prime is 223421087. The next prime is 223421153. The reversal of 223421122 is 221124322.

It can be written as a sum of positive squares in 2 ways, for example, as 222576561 + 844561 = 14919^2 + 919^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 223421122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2178 + ... + 21250.

Almost surely, 2^223421122 is an apocalyptic number.

223421122 is a deficient number, since it is larger than the sum of its proper divisors (111785354).

223421122 is a wasteful number, since it uses less digits than its factorization.

223421122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24932.

The product of its digits is 384, while the sum is 19.

The square root of 223421122 is about 14947.2780799716. The cubic root of 223421122 is about 606.7941839718.

Adding to 223421122 its reverse (221124322), we get a palindrome (444545444).

The spelling of 223421122 in words is "two hundred twenty-three million, four hundred twenty-one thousand, one hundred twenty-two".