12001113320001 has 64 divisors (see below), whose sum is σ = 18778854205440. Its totient is φ = 6750731842560.

The previous prime is 12001113319919. The next prime is 12001113320029. The reversal of 12001113320001 is 10002331110021.

It is a happy number.

It is not a de Polignac number, because 12001113320001 - 2¹⁴ = 12001113303617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12001113320051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1398516 + ... + 5094906.

It is an arithmetic number, because the mean of its divisors is an integer number (293419596960).

Almost surely, 2^{12001113320001} is an apocalyptic number.

It is an amenable number.

12001113320001 is a deficient number, since it is larger than the sum of its proper divisors (6777740885439).

12001113320001 is a wasteful number, since it uses less digits than its factorization.

12001113320001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3696566.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 12001113320001 its reverse (10002331110021), we get a palindrome (22003444430022).

The spelling of 12001113320001 in words is "twelve trillion, one billion, one hundred thirteen million, three hundred twenty thousand, one".