12112111312301 has 96 divisors (see below), whose sum is σ = 17404334801280. Its totient is φ = 8273690611200.

The previous prime is 12112111312297. The next prime is 12112111312303. The reversal of 12112111312301 is 10321311121121.

It is not a de Polignac number, because 12112111312301 - 2² = 12112111312297 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112111312303) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11906810 + ... + 12883956.

It is an arithmetic number, because the mean of its divisors is an integer number (181295154180).

Almost surely, 2^{12112111312301} is an apocalyptic number.

12112111312301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12112111312301 is a deficient number, since it is larger than the sum of its proper divisors (5292223488979).

12112111312301 is a wasteful number, since it uses less digits than its factorization.

12112111312301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977275 (or 977268 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 12112111312301 its reverse (10321311121121), we get a palindrome (22433422433422).

The spelling of 12112111312301 in words is "twelve trillion, one hundred twelve billion, one hundred eleven million, three hundred twelve thousand, three hundred one".