12133312002 has 128 divisors (see below), whose sum is σ = 31257630720. Its totient is φ = 3417163200.

The previous prime is 12133311997. The next prime is 12133312019. The reversal of 12133312002 is 20021333121.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10803813 + ... + 10804935.

It is an arithmetic number, because the mean of its divisors is an integer number (244200240).

Almost surely, 2^12133312002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12133312002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15628815360).

12133312002 is an abundant number, since it is smaller than the sum of its proper divisors (19124318718).

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

12133312002 is a wasteful number, since it uses less digits than its factorization.

12133312002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525 (or 1519 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12133312002 its reverse (20021333121), we get a palindrome (32154645123).

The spelling of 12133312002 in words is "twelve billion, one hundred thirty-three million, three hundred twelve thousand, two".