13216899222361 has 8 divisors (see below), whose sum is σ = 13416550295904. Its totient is φ = 13018210323360.

The previous prime is 13216899222251. The next prime is 13216899222379. The reversal of 13216899222361 is 16322299861231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13216899222361 - 2¹¹ = 13216899220313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13216899223361) by changing a digit.

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, 240515956 + ... + 240570901.

It is an arithmetic number, because the mean of its divisors is an integer number (1677068786988).

Almost surely, 2^{13216899222361} is an apocalyptic number.

It is an amenable number.

13216899222361 is a deficient number, since it is larger than the sum of its proper divisors (199651073543).

13216899222361 is an equidigital number, since it uses as much as digits as its factorization.

13216899222361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481087271.

The product of its digits is 3359232, while the sum is 55.

The spelling of 13216899222361 in words is "thirteen trillion, two hundred sixteen billion, eight hundred ninety-nine million, two hundred twenty-two thousand, three hundred sixty-one".