13121202100232 has 16 divisors (see below), whose sum is σ = 24707843014140. Its totient is φ = 6532443963136.

The previous prime is 13121202100213. The next prime is 13121202100243. The reversal of 13121202100232 is 23200120212131.

It can be written as a sum of positive squares in 2 ways, for example, as 11319631465156 + 1801570635076 = 3364466^2 + 1342226^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3519633893 + ... + 3519637620.

Almost surely, 2^{13121202100232} is an apocalyptic number.

It is an amenable number.

13121202100232 is a deficient number, since it is larger than the sum of its proper divisors (11586640913908).

13121202100232 is a wasteful number, since it uses less digits than its factorization.

13121202100232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7039271752 (or 7039271748 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 13121202100232 its reverse (23200120212131), we get a palindrome (36321322312363).

The spelling of 13121202100232 in words is "thirteen trillion, one hundred twenty-one billion, two hundred two million, one hundred thousand, two hundred thirty-two".