12134131313240 has 32 divisors (see below), whose sum is σ = 27302567261760. Its totient is φ = 4853515315200.

The previous prime is 12134131313207. The next prime is 12134131313257. The reversal of 12134131313240 is 4231313143121.

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, 2849216 + ... + 5690895.

It is an arithmetic number, because the mean of its divisors is an integer number (853205226930).

Almost surely, 2^{12134131313240} is an apocalyptic number.

12134131313240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12134131313240 is an abundant number, since it is smaller than the sum of its proper divisors (15168435948520).

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

12134131313240 is a wasteful number, since it uses less digits than its factorization.

12134131313240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8575643 (or 8575639 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 12134131313240 its reverse (4231313143121), we get a palindrome (16365444456361).

The spelling of 12134131313240 in words is "twelve trillion, one hundred thirty-four billion, one hundred thirty-one million, three hundred thirteen thousand, two hundred forty".