12112110222201 has 144 divisors (see below), whose sum is σ = 20318047771840. Its totient is φ = 6928416000000.

The previous prime is 12112110222161. The next prime is 12112110222269. The reversal of 12112110222201 is 10222201121121.

12112110222201 is a `hidden beast` number, since 1 + 211 + 21 + 10 + 222 + 201 = 666.

It is not a de Polignac number, because 12112110222201 - 2¹¹ = 12112110220153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12112110222301) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 10085020401 + ... + 10085021601.

Almost surely, 2^{12112110222201} is an apocalyptic number.

12112110222201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12112110222201 is a deficient number, since it is larger than the sum of its proper divisors (8205937549639).

12112110222201 is a wasteful number, since it uses less digits than its factorization.

12112110222201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2660 (or 2646 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 12112110222201 its reverse (10222201121121), we get a palindrome (22334311343322).

The spelling of 12112110222201 in words is "twelve trillion, one hundred twelve billion, one hundred ten million, two hundred twenty-two thousand, two hundred one".