12011321322001 has 8 divisors (see below), whose sum is σ = 12013170612480. Its totient is φ = 12009472192032.

The previous prime is 12011321321983. The next prime is 12011321322023. The reversal of 12011321322001 is 10022312311021.

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 12011321322001 - 2²³ = 12011312933393 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 12011321322001.

It is not an unprimeable number, because it can be changed into a prime (12011321322101) 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, 265344696 + ... + 265389958.

It is an arithmetic number, because the mean of its divisors is an integer number (1501646326560).

Almost surely, 2^{12011321322001} is an apocalyptic number.

It is an amenable number.

12011321322001 is a deficient number, since it is larger than the sum of its proper divisors (1849290479).

12011321322001 is a wasteful number, since it uses less digits than its factorization.

12011321322001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80255.

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

Adding to 12011321322001 its reverse (10022312311021), we get a palindrome (22033633633022).

The spelling of 12011321322001 in words is "twelve trillion, eleven billion, three hundred twenty-one million, three hundred twenty-two thousand, one".