12243105131344 has 40 divisors (see below), whose sum is σ = 23744177328960. Its totient is φ = 6115577933568.

The previous prime is 12243105131221. The next prime is 12243105131351. The reversal of 12243105131344 is 44313150134221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83111547 + ... + 83258725.

It is an arithmetic number, because the mean of its divisors is an integer number (593604433224).

Almost surely, 2^{12243105131344} is an apocalyptic number.

It is an amenable number.

12243105131344 is a deficient number, since it is larger than the sum of its proper divisors (11501072197616).

12243105131344 is a wasteful number, since it uses less digits than its factorization.

12243105131344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152227 (or 152221 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 12243105131344 its reverse (44313150134221), we get a palindrome (56556255265565).

The spelling of 12243105131344 in words is "twelve trillion, two hundred forty-three billion, one hundred five million, one hundred thirty-one thousand, three hundred forty-four".