123213221113323 has 16 divisors (see below), whose sum is σ = 179232293043072. Its totient is φ = 74669236824000.

The previous prime is 123213221113291. The next prime is 123213221113349. The reversal of 123213221113323 is 323311122312321.

It is a happy number.

It is not a de Polignac number, because 123213221113323 - 2⁵ = 123213221113291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123213221113523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135606313 + ... + 136511898.

It is an arithmetic number, because the mean of its divisors is an integer number (11202018315192).

Almost surely, 2^{123213221113323} is an apocalyptic number.

123213221113323 is a deficient number, since it is larger than the sum of its proper divisors (56019071929749).

123213221113323 is a wasteful number, since it uses less digits than its factorization.

123213221113323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272131946.

The product of its digits is 7776, while the sum is 30.

Adding to 123213221113323 its reverse (323311122312321), we get a palindrome (446524343425644).

The spelling of 123213221113323 in words is "one hundred twenty-three trillion, two hundred thirteen billion, two hundred twenty-one million, one hundred thirteen thousand, three hundred twenty-three".