12001111130201 has 4 divisors (see below), whose sum is σ = 12001798221072. Its totient is φ = 12000424039332.

The previous prime is 12001111130171. The next prime is 12001111130237. The reversal of 12001111130201 is 10203111110021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12001111130201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12001111130251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343519235 + ... + 343554168.

It is an arithmetic number, because the mean of its divisors is an integer number (3000449555268).

Almost surely, 2^{12001111130201} is an apocalyptic number.

It is an amenable number.

12001111130201 is a deficient number, since it is larger than the sum of its proper divisors (687090871).

12001111130201 is an equidigital number, since it uses as much as digits as its factorization.

12001111130201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687090870.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 12001111130201 its reverse (10203111110021), we get a palindrome (22204222240222).

The spelling of 12001111130201 in words is "twelve trillion, one billion, one hundred eleven million, one hundred thirty thousand, two hundred one".