13121310132202 has 8 divisors (see below), whose sum is σ = 19698463077156. Its totient is φ = 6555155773152.

The previous prime is 13121310132197. The next prime is 13121310132257. The reversal of 13121310132202 is 20223101312131.

It can be written as a sum of positive squares in 2 ways, for example, as 12838670105881 + 282640026321 = 3583109^2 + 531639^2 .

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

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, 2749643493 + ... + 2749648264.

Almost surely, 2^{13121310132202} is an apocalyptic number.

13121310132202 is a deficient number, since it is larger than the sum of its proper divisors (6577152944954).

13121310132202 is a wasteful number, since it uses less digits than its factorization.

13121310132202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5499292952.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 13121310132202 its reverse (20223101312131), we get a palindrome (33344411444333).

The spelling of 13121310132202 in words is "thirteen trillion, one hundred twenty-one billion, three hundred ten million, one hundred thirty-two thousand, two hundred two".