12011113023232 has 144 divisors (see below), whose sum is σ = 25542724586400. Its totient is φ = 5620798586880.

The previous prime is 12011113023223. The next prime is 12011113023269. The reversal of 12011113023232 is 23232031111021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268436382 + ... + 268481122.

It is an arithmetic number, because the mean of its divisors is an integer number (177380031850).

Almost surely, 2^{12011113023232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12011113023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12771362293200).

12011113023232 is an abundant number, since it is smaller than the sum of its proper divisors (13531611563168).

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

12011113023232 is an equidigital number, since it uses as much as digits as its factorization.

12011113023232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45442 (or 45428 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12011113023232 its reverse (23232031111021), we get a palindrome (35243144134253).

The spelling of 12011113023232 in words is "twelve trillion, eleven billion, one hundred thirteen million, twenty-three thousand, two hundred thirty-two".