12222011022223 has 4 divisors (see below), whose sum is σ = 12394152022608. Its totient is φ = 12049870021840.

The previous prime is 12222011022187. The next prime is 12222011022257. The reversal of 12222011022223 is 32222011022221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12222011022223 - 2⁹ = 12222011021711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12222011022194 and 12222011022203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222011022283) 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, 86070500086 + ... + 86070500227.

It is an arithmetic number, because the mean of its divisors is an integer number (3098538005652).

Almost surely, 2^{12222011022223} is an apocalyptic number.

12222011022223 is a deficient number, since it is larger than the sum of its proper divisors (172141000385).

12222011022223 is an equidigital number, since it uses as much as digits as its factorization.

12222011022223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172141000384.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12222011022223 its reverse (32222011022221), we get a palindrome (44444022044444).

The spelling of 12222011022223 in words is "twelve trillion, two hundred twenty-two billion, eleven million, twenty-two thousand, two hundred twenty-three".