12012331122001 has 8 divisors (see below), whose sum is σ = 13728399386624. Its totient is φ = 10296268097760.

The previous prime is 12012331121981. The next prime is 12012331122031. The reversal of 12012331122001 is 10022113321021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12012331122001 - 2⁷ = 12012331121873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12012331122001.

It is not an unprimeable number, because it can be changed into a prime (12012331122031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8387056 + ... + 9714286.

It is an arithmetic number, because the mean of its divisors is an integer number (1716049923328).

Almost surely, 2^{12012331122001} is an apocalyptic number.

It is an amenable number.

12012331122001 is a deficient number, since it is larger than the sum of its proper divisors (1716068264623).

12012331122001 is a wasteful number, since it uses less digits than its factorization.

12012331122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2620191.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12012331122001 its reverse (10022113321021), we get a palindrome (22034444443022).

The spelling of 12012331122001 in words is "twelve trillion, twelve billion, three hundred thirty-one million, one hundred twenty-two thousand, one".