13201432103421 has 48 divisors (see below), whose sum is σ = 20266449787584. Its totient is φ = 8252089477632.

The previous prime is 13201432103393. The next prime is 13201432103437. The reversal of 13201432103421 is 12430123410231.

13201432103421 is a `hidden beast` number, since 1 + 3 + 20 + 1 + 4 + 3 + 210 + 3 + 421 = 666.

It is not a de Polignac number, because 13201432103421 - 2²³ = 13201423714813 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13201432103521) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 94012755 + ... + 94153071.

It is an arithmetic number, because the mean of its divisors is an integer number (422217703908).

Almost surely, 2^{13201432103421} is an apocalyptic number.

It is an amenable number.

13201432103421 is a deficient number, since it is larger than the sum of its proper divisors (7065017684163).

13201432103421 is a wasteful number, since it uses less digits than its factorization.

13201432103421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142650 (or 142647 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 13201432103421 its reverse (12430123410231), we get a palindrome (25631555513652).

The spelling of 13201432103421 in words is "thirteen trillion, two hundred one billion, four hundred thirty-two million, one hundred three thousand, four hundred twenty-one".