12000121200113 has 4 divisors (see below), whose sum is σ = 12000144113520. Its totient is φ = 12000098286708.

The previous prime is 12000121200079. The next prime is 12000121200163. The reversal of 12000121200113 is 31100212100021.

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 not a de Polignac number, because 12000121200113 - 2¹⁶ = 12000121134577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12000121200163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10652303 + ... + 11724836.

It is an arithmetic number, because the mean of its divisors is an integer number (3000036028380).

Almost surely, 2^{12000121200113} is an apocalyptic number.

It is an amenable number.

12000121200113 is a deficient number, since it is larger than the sum of its proper divisors (22913407).

12000121200113 is an equidigital number, since it uses as much as digits as its factorization.

12000121200113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22913406.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12000121200113 its reverse (31100212100021), we get a palindrome (43100333300134).

The spelling of 12000121200113 in words is "twelve trillion, one hundred twenty-one million, two hundred thousand, one hundred thirteen".