222321030223 has 4 divisors (see below), whose sum is σ = 222731975368. Its totient is φ = 221910085080.

The previous prime is 222321030163. The next prime is 222321030229. The reversal of 222321030223 is 322030123222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322030123222 = 2 ⋅161015061611.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222321030223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222321030194 and 222321030203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222321030229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205471761 + ... + 205472842.

It is an arithmetic number, because the mean of its divisors is an integer number (55682993842).

Almost surely, 2^222321030223 is an apocalyptic number.

222321030223 is a deficient number, since it is larger than the sum of its proper divisors (410945145).

222321030223 is an equidigital number, since it uses as much as digits as its factorization.

222321030223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410945144.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 222321030223 its reverse (322030123222), we get a palindrome (544351153445).

The spelling of 222321030223 in words is "two hundred twenty-two billion, three hundred twenty-one million, thirty thousand, two hundred twenty-three".