222412123 has 8 divisors (see below), whose sum is σ = 228384000. Its totient is φ = 216513768.

The previous prime is 222412121. The next prime is 222412129. The reversal of 222412123 is 321214222.

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 222412123 - 2¹ = 222412121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222412123.

It is not an unprimeable number, because it can be changed into a prime (222412121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12223 + ... + 24376.

It is an arithmetic number, because the mean of its divisors is an integer number (28548000).

Almost surely, 2^222412123 is an apocalyptic number.

222412123 is a deficient number, since it is larger than the sum of its proper divisors (5971877).

222412123 is a wasteful number, since it uses less digits than its factorization.

222412123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36761.

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

The square root of 222412123 is about 14913.4879555388. The cubic root of 222412123 is about 605.8793514605.

Adding to 222412123 its reverse (321214222), we get a palindrome (543626345).

The spelling of 222412123 in words is "two hundred twenty-two million, four hundred twelve thousand, one hundred twenty-three".