12340040422132 has 12 divisors (see below), whose sum is σ = 21715713593280. Its totient is φ = 6135550824056.

The previous prime is 12340040422123. The next prime is 12340040422153. The reversal of 12340040422132 is 23122404004321.

It is a self number, because there is not a number n which added to its sum of digits gives 12340040422132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8617345948 + ... + 8617347379.

It is an arithmetic number, because the mean of its divisors is an integer number (1809642799440).

Almost surely, 2^{12340040422132} is an apocalyptic number.

It is an amenable number.

12340040422132 is a deficient number, since it is larger than the sum of its proper divisors (9375673171148).

12340040422132 is a wasteful number, since it uses less digits than its factorization.

12340040422132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17234693510 (or 17234693508 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 12340040422132 its reverse (23122404004321), we get a palindrome (35462444426453).

The spelling of 12340040422132 in words is "twelve trillion, three hundred forty billion, forty million, four hundred twenty-two thousand, one hundred thirty-two".