12001120211101 has 8 divisors (see below), whose sum is σ = 13715694175104. Its totient is φ = 10286578302000.

The previous prime is 12001120211077. The next prime is 12001120211117. The reversal of 12001120211101 is 10111202110021.

It is a happy number.

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

It is not a de Polignac number, because 12001120211101 - 2⁷ = 12001120210973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001120211191) 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, 7206025 + ... + 8713726.

It is an arithmetic number, because the mean of its divisors is an integer number (1714461771888).

Almost surely, 2^{12001120211101} is an apocalyptic number.

It is an amenable number.

12001120211101 is a deficient number, since it is larger than the sum of its proper divisors (1714573964003).

12001120211101 is a wasteful number, since it uses less digits than its factorization.

12001120211101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16027451.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12001120211101 its reverse (10111202110021), we get a palindrome (22112322321122).

The spelling of 12001120211101 in words is "twelve trillion, one billion, one hundred twenty million, two hundred eleven thousand, one hundred one".