12001113220032 has 112 divisors (see below), whose sum is σ = 35302743435520. Its totient is φ = 3997911396096.

The previous prime is 12001113220021. The next prime is 12001113220051. The reversal of 12001113220032 is 23002231110021.

12001113220032 is a `hidden beast` number, since 1 + 200 + 111 + 322 + 0 + 0 + 32 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 12001113219987 and 12001113220014.

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, 677133 + ... + 4945779.

Almost surely, 2^{12001113220032} is an apocalyptic number.

12001113220032 is a gapful number since it is divisible by the number (12) 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 12001113220032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17651371717760).

12001113220032 is an abundant number, since it is smaller than the sum of its proper divisors (23301630215488).

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

12001113220032 is a wasteful number, since it uses less digits than its factorization.

12001113220032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4270295 (or 4270279 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12001113220032 its reverse (23002231110021), we get a palindrome (35003344330053).

The spelling of 12001113220032 in words is "twelve trillion, one billion, one hundred thirteen million, two hundred twenty thousand, thirty-two".