222133123 has 8 divisors (see below), whose sum is σ = 238237200. Its totient is φ = 206470368.

The previous prime is 222133099. The next prime is 222133133. The reversal of 222133123 is 321331222.

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

It is a cyclic number.

It is not a de Polignac number, because 222133123 - 2⁹ = 222132611 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 222133123.

It is not an unprimeable number, because it can be changed into a prime (222133133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109288 + ... + 111301.

It is an arithmetic number, because the mean of its divisors is an integer number (29779650).

Almost surely, 2^222133123 is an apocalyptic number.

222133123 is a deficient number, since it is larger than the sum of its proper divisors (16104077).

222133123 is a wasteful number, since it uses less digits than its factorization.

222133123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220661.

The product of its digits is 432, while the sum is 19.

The square root of 222133123 is about 14904.1310716190. The cubic root of 222133123 is about 605.6259014401.

Adding to 222133123 its reverse (321331222), we get a palindrome (543464345).

It can be divided in two parts, 2221 and 33123, that added together give a square (35344 = 188²).

The spelling of 222133123 in words is "two hundred twenty-two million, one hundred thirty-three thousand, one hundred twenty-three".