222213222123 has 16 divisors (see below), whose sum is σ = 297080103936. Its totient is φ = 147744577440.

The previous prime is 222213222113. The next prime is 222213222131. The reversal of 222213222123 is 321222312222.

It is not a de Polignac number, because 222213222123 - 2⁴ = 222213222107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222213222093 and 222213222102.

It is not an unprimeable number, because it can be changed into a prime (222213222113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2707590 + ... + 2788452.

It is an arithmetic number, because the mean of its divisors is an integer number (18567506496).

Almost surely, 2^222213222123 is an apocalyptic number.

222213222123 is a deficient number, since it is larger than the sum of its proper divisors (74866881813).

222213222123 is a wasteful number, since it uses less digits than its factorization.

222213222123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83314.

The product of its digits is 2304, while the sum is 24.

Adding to 222213222123 its reverse (321222312222), we get a palindrome (543435534345).

Subtracting 222213222123 from its reverse (321222312222), we obtain a palindrome (99009090099).

The spelling of 222213222123 in words is "two hundred twenty-two billion, two hundred thirteen million, two hundred twenty-two thousand, one hundred twenty-three".