12340205035402 has 8 divisors (see below), whose sum is σ = 18510521284512. Its totient is φ = 6170031273900.

The previous prime is 12340205035387. The next prime is 12340205035429. The reversal of 12340205035402 is 20453050204321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35405124 + ... + 35751967.

It is an arithmetic number, because the mean of its divisors is an integer number (2313815160564).

Almost surely, 2^{12340205035402} is an apocalyptic number.

12340205035402 is a deficient number, since it is larger than the sum of its proper divisors (6170316249110).

12340205035402 is an equidigital number, since it uses as much as digits as its factorization.

12340205035402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71243804.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 12340205035402 its reverse (20453050204321), we get a palindrome (32793255239723).

The spelling of 12340205035402 in words is "twelve trillion, three hundred forty billion, two hundred five million, thirty-five thousand, four hundred two".