222123122123 has 8 divisors (see below), whose sum is σ = 253878915840. Its totient is φ = 190373308200.

The previous prime is 222123122099. The next prime is 222123122131. The reversal of 222123122123 is 321221321222.

It is a happy number.

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 222123122123 - 2¹⁴ = 222123105739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222123122623) 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, 1415063 + ... + 1564176.

It is an arithmetic number, because the mean of its divisors is an integer number (31734864480).

Almost surely, 2^222123122123 is an apocalyptic number.

222123122123 is a deficient number, since it is larger than the sum of its proper divisors (31755793717).

222123122123 is a wasteful number, since it uses less digits than its factorization.

222123122123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2989897.

The product of its digits is 1152, while the sum is 23.

Adding to 222123122123 its reverse (321221321222), we get a palindrome (543344443345).

The spelling of 222123122123 in words is "two hundred twenty-two billion, one hundred twenty-three million, one hundred twenty-two thousand, one hundred twenty-three".