12112000122112 has 36 divisors (see below), whose sum is σ = 26374568453856. Its totient is φ = 5505454599680.

The previous prime is 12112000122097. The next prime is 12112000122119. The reversal of 12112000122112 is 21122100021121.

It is a super-2 number, since 2×12112000122112² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112000122119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2150565388 + ... + 2150571019.

It is an arithmetic number, because the mean of its divisors is an integer number (732626901496).

Almost surely, 2^{12112000122112} is an apocalyptic number.

It is an amenable number.

12112000122112 is an abundant number, since it is smaller than the sum of its proper divisors (14262568331744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12112000122112 is an equidigital number, since it uses as much as digits as its factorization.

12112000122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4301136434 (or 4301136420 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12112000122112 its reverse (21122100021121), we get a palindrome (33234100143233).

The spelling of 12112000122112 in words is "twelve trillion, one hundred twelve billion, one hundred twenty-two thousand, one hundred twelve".