12111001020201 has 8 divisors (see below), whose sum is σ = 16149299793984. Its totient is φ = 8073351463280.

The previous prime is 12111001020193. The next prime is 12111001020211. The reversal of 12111001020201 is 10202010011121.

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 12111001020201 - 2³ = 12111001020193 is a prime.

It is a super-2 number, since 2×12111001020201² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12111001020211) 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, 162260685 + ... + 162335306.

It is an arithmetic number, because the mean of its divisors is an integer number (2018662474248).

Almost surely, 2^{12111001020201} is an apocalyptic number.

It is an amenable number.

12111001020201 is a deficient number, since it is larger than the sum of its proper divisors (4038298773783).

12111001020201 is a wasteful number, since it uses less digits than its factorization.

12111001020201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324608431.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12111001020201 its reverse (10202010011121), we get a palindrome (22313011031322).

The spelling of 12111001020201 in words is "twelve trillion, one hundred eleven billion, one million, twenty thousand, two hundred one".