12133202424 has 128 divisors (see below), whose sum is σ = 35496384000. Its totient is φ = 3454617600.

The previous prime is 12133202401. The next prime is 12133202453. The reversal of 12133202424 is 42420233121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 12133202394 and 12133202403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2524824 + ... + 2529624.

It is an arithmetic number, because the mean of its divisors is an integer number (277315500).

Almost surely, 2^12133202424 is an apocalyptic number.

12133202424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12133202424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17748192000).

12133202424 is an abundant number, since it is smaller than the sum of its proper divisors (23363181576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12133202424 is a wasteful number, since it uses less digits than its factorization.

12133202424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5138 (or 5120 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12133202424 its reverse (42420233121), we get a palindrome (54553435545).

The spelling of 12133202424 in words is "twelve billion, one hundred thirty-three million, two hundred two thousand, four hundred twenty-four".