13121412340202 has 8 divisors (see below), whose sum is σ = 20162170181412. Its totient is φ = 6400688946400.

The previous prime is 13121412340171. The next prime is 13121412340207. The reversal of 13121412340202 is 20204321412131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13114327919641 + 7084420561 = 3621371^2 + 84169^2 .

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

It is not an unprimeable number, because it can be changed into a prime (13121412340207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80008611749 + ... + 80008611912.

Almost surely, 2^{13121412340202} is an apocalyptic number.

13121412340202 is a deficient number, since it is larger than the sum of its proper divisors (7040757841210).

13121412340202 is a wasteful number, since it uses less digits than its factorization.

13121412340202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160017223704.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 13121412340202 its reverse (20204321412131), we get a palindrome (33325733752333).

The spelling of 13121412340202 in words is "thirteen trillion, one hundred twenty-one billion, four hundred twelve million, three hundred forty thousand, two hundred two".