12112111918301 has 4 divisors (see below), whose sum is σ = 12407529282204. Its totient is φ = 11816694554400.

The previous prime is 12112111918201. The next prime is 12112111918303. The reversal of 12112111918301 is 10381911121121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 204574385401 + 11907537532900 = 452299^2 + 3450730^2 .

It is a cyclic number.

It is not a de Polignac number, because 12112111918301 - 2¹⁰ = 12112111917277 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 (12112111918303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147708681890 + ... + 147708681971.

It is an arithmetic number, because the mean of its divisors is an integer number (3101882320551).

Almost surely, 2^{12112111918301} is an apocalyptic number.

It is an amenable number.

12112111918301 is a deficient number, since it is larger than the sum of its proper divisors (295417363903).

12112111918301 is an equidigital number, since it uses as much as digits as its factorization.

12112111918301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295417363902.

The product of its (nonzero) digits is 864, while the sum is 32.

The spelling of 12112111918301 in words is "twelve trillion, one hundred twelve billion, one hundred eleven million, nine hundred eighteen thousand, three hundred one".