222123333213 has 12 divisors (see below), whose sum is σ = 332727956288. Its totient is φ = 148082221980.

The previous prime is 222123333197. The next prime is 222123333233. The reversal of 222123333213 is 312333321222.

222123333213 is a `hidden beast` number, since 2 + 2 + 2 + 1 + 2 + 333 + 321 + 3 = 666.

It is not a de Polignac number, because 222123333213 - 2⁴ = 222123333197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222123333233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 457043653 + ... + 457044138.

Almost surely, 2^222123333213 is an apocalyptic number.

It is an amenable number.

222123333213 is a deficient number, since it is larger than the sum of its proper divisors (110604623075).

222123333213 is an frugal number, since it uses more digits than its factorization.

222123333213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914087806 (or 914087794 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

Adding to 222123333213 its reverse (312333321222), we get a palindrome (534456654435).

The spelling of 222123333213 in words is "two hundred twenty-two billion, one hundred twenty-three million, three hundred thirty-three thousand, two hundred thirteen".