12233220311123 has 4 divisors (see below), whose sum is σ = 13980823212720. Its totient is φ = 10485617409528.

The previous prime is 12233220311119. The next prime is 12233220311131. The reversal of 12233220311123 is 32111302233221.

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 12233220311123 - 2² = 12233220311119 is a prime.

It is a super-2 number, since 2×12233220311123² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12233220311092 and 12233220311101.

It is not an unprimeable number, because it can be changed into a prime (12233220310123) 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, 873801450788 + ... + 873801450801.

It is an arithmetic number, because the mean of its divisors is an integer number (3495205803180).

Almost surely, 2^{12233220311123} is an apocalyptic number.

12233220311123 is a deficient number, since it is larger than the sum of its proper divisors (1747602901597).

12233220311123 is an equidigital number, since it uses as much as digits as its factorization.

12233220311123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747602901596.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12233220311123 its reverse (32111302233221), we get a palindrome (44344522544344).

The spelling of 12233220311123 in words is "twelve trillion, two hundred thirty-three billion, two hundred twenty million, three hundred eleven thousand, one hundred twenty-three".