12112312321126 has 16 divisors (see below), whose sum is σ = 18200244396096. Its totient is φ = 6045565125096.

The previous prime is 12112312321111. The next prime is 12112312321127. The reversal of 12112312321126 is 62112321321121.

It is a super-3 number, since 3×12112312321126³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12112312321094 and 12112312321103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112312321127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27046405 + ... + 27490591.

It is an arithmetic number, because the mean of its divisors is an integer number (1137515274756).

Almost surely, 2^{12112312321126} is an apocalyptic number.

12112312321126 is a deficient number, since it is larger than the sum of its proper divisors (6087932074970).

12112312321126 is a wasteful number, since it uses less digits than its factorization.

12112312321126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468003.

The product of its digits is 1728, while the sum is 28.

Adding to 12112312321126 its reverse (62112321321121), we get a palindrome (74224633642247).

The spelling of 12112312321126 in words is "twelve trillion, one hundred twelve billion, three hundred twelve million, three hundred twenty-one thousand, one hundred twenty-six".