12423311133 has 8 divisors (see below), whose sum is σ = 16568162496. Its totient is φ = 8280333600.

The previous prime is 12423311129. The next prime is 12423311203. The reversal of 12423311133 is 33111332421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12423311133 - 2² = 12423311129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423311233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452913 + ... + 479558.

It is an arithmetic number, because the mean of its divisors is an integer number (2071020312).

Almost surely, 2^12423311133 is an apocalyptic number.

It is an amenable number.

12423311133 is a deficient number, since it is larger than the sum of its proper divisors (4144851363).

12423311133 is an equidigital number, since it uses as much as digits as its factorization.

12423311133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936915.

The product of its digits is 1296, while the sum is 24.

Adding to 12423311133 its reverse (33111332421), we get a palindrome (45534643554).

The spelling of 12423311133 in words is "twelve billion, four hundred twenty-three million, three hundred eleven thousand, one hundred thirty-three".