13200135023236 has 24 divisors (see below), whose sum is σ = 26409944171520. Its totient is φ = 5655127697472.

The previous prime is 13200135023197. The next prime is 13200135023261. The reversal of 13200135023236 is 63232053100231.

It is a junction number, because it is equal to n+sod(n) for n = 13200135023198 and 13200135023207.

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 7 ways as a sum of consecutive naturals, for example, 86298340 + ... + 86451163.

It is an arithmetic number, because the mean of its divisors is an integer number (1100414340480).

Almost surely, 2^{13200135023236} is an apocalyptic number.

It is an amenable number.

13200135023236 is an abundant number, since it is smaller than the sum of its proper divisors (13209809148284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13200135023236 is a wasteful number, since it uses less digits than its factorization.

13200135023236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172752243 (or 172752241 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 13200135023236 its reverse (63232053100231), we get a palindrome (76432188123467).

The spelling of 13200135023236 in words is "thirteen trillion, two hundred billion, one hundred thirty-five million, twenty-three thousand, two hundred thirty-six".