12322231221223 has 48 divisors (see below), whose sum is σ = 15742329229312. Its totient is φ = 9439809984000.

The previous prime is 12322231221221. The next prime is 12322231221263. The reversal of 12322231221223 is 32212213222321.

It is not a de Polignac number, because 12322231221223 - 2¹ = 12322231221221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12322231221191 and 12322231221200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12322231221221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11909386 + ... + 12902632.

Almost surely, 2^{12322231221223} is an apocalyptic number.

12322231221223 is a deficient number, since it is larger than the sum of its proper divisors (3420098008089).

12322231221223 is a wasteful number, since it uses less digits than its factorization.

12322231221223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993524 (or 993513 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

Adding to 12322231221223 its reverse (32212213222321), we get a palindrome (44534444443544).

The spelling of 12322231221223 in words is "twelve trillion, three hundred twenty-two billion, two hundred thirty-one million, two hundred twenty-one thousand, two hundred twenty-three".