13201353232551 has 24 divisors (see below), whose sum is σ = 21497153111280. Its totient is φ = 8000820138960.

The previous prime is 13201353232537. The next prime is 13201353232577. The reversal of 13201353232551 is 15523235310231.

13201353232551 is a `hidden beast` number, since 1 + 3 + 20 + 1 + 3 + 53 + 2 + 32 + 551 = 666.

It is not a de Polignac number, because 13201353232551 - 2¹¹ = 13201353230503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13201353232451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2020405860 + ... + 2020412393.

It is an arithmetic number, because the mean of its divisors is an integer number (895714712970).

Almost surely, 2^{13201353232551} is an apocalyptic number.

13201353232551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13201353232551 is a deficient number, since it is larger than the sum of its proper divisors (8295799878729).

13201353232551 is a wasteful number, since it uses less digits than its factorization.

13201353232551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4040818284 (or 4040818267 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

Adding to 13201353232551 its reverse (15523235310231), we get a palindrome (28724588542782).

The spelling of 13201353232551 in words is "thirteen trillion, two hundred one billion, three hundred fifty-three million, two hundred thirty-two thousand, five hundred fifty-one".