13216227271743 has 4 divisors (see below), whose sum is σ = 17621636362328. Its totient is φ = 8810818181160.

The previous prime is 13216227271691. The next prime is 13216227271747. The reversal of 13216227271743 is 34717272261231.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13216227271743 - 2¹⁶ = 13216227206207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13216227271692 and 13216227271701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13216227271747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2202704545288 + ... + 2202704545293.

It is an arithmetic number, because the mean of its divisors is an integer number (4405409090582).

Almost surely, 2^{13216227271743} is an apocalyptic number.

13216227271743 is a deficient number, since it is larger than the sum of its proper divisors (4405409090585).

13216227271743 is an equidigital number, since it uses as much as digits as its factorization.

13216227271743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4405409090584.

The product of its digits is 1185408, while the sum is 48.

The spelling of 13216227271743 in words is "thirteen trillion, two hundred sixteen billion, two hundred twenty-seven million, two hundred seventy-one thousand, seven hundred forty-three".