12342400012140 has 96 divisors (see below), whose sum is σ = 37745358497280. Its totient is φ = 2988530572800.

The previous prime is 12342400012127. The next prime is 12342400012157. The reversal of 12342400012140 is 4121000424321.

It is a self number, because there is not a number n which added to its sum of digits gives 12342400012140.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10590841 + ... + 11698320.

It is an arithmetic number, because the mean of its divisors is an integer number (393180817680).

Almost surely, 2^{12342400012140} is an apocalyptic number.

12342400012140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12342400012140 is an abundant number, since it is smaller than the sum of its proper divisors (25402958485140).

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

12342400012140 is a wasteful number, since it uses less digits than its factorization.

12342400012140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22290023 (or 22290021 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 12342400012140 its reverse (4121000424321), we get a palindrome (16463400436461).

The spelling of 12342400012140 in words is "twelve trillion, three hundred forty-two billion, four hundred million, twelve thousand, one hundred forty".