12203222121323 has 4 divisors (see below), whose sum is σ = 12203608538688. Its totient is φ = 12202835703960.

The previous prime is 12203222121313. The next prime is 12203222121331. The reversal of 12203222121323 is 32312122230221.

12203222121323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12203222121323 - 2³⁸ = 11928344214379 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12203222121292 and 12203222121301.

It is not an unprimeable number, because it can be changed into a prime (12203222121313) 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, 193161308 + ... + 193224473.

It is an arithmetic number, because the mean of its divisors is an integer number (3050902134672).

Almost surely, 2^{12203222121323} is an apocalyptic number.

12203222121323 is a deficient number, since it is larger than the sum of its proper divisors (386417365).

12203222121323 is an equidigital number, since it uses as much as digits as its factorization.

12203222121323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386417364.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 12203222121323 its reverse (32312122230221), we get a palindrome (44515344351544).

The spelling of 12203222121323 in words is "twelve trillion, two hundred three billion, two hundred twenty-two million, one hundred twenty-one thousand, three hundred twenty-three".