16221314114161 has 32 divisors (see below), whose sum is σ = 18932867251200. Its totient is φ = 13782012330240.

The previous prime is 16221314114143. The next prime is 16221314114237. The reversal of 16221314114161 is 16141141312261.

It is a cyclic number.

It is not a de Polignac number, because 16221314114161 - 2²⁹ = 16220777243249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16221314112161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9575026 + ... + 11141083.

It is an arithmetic number, because the mean of its divisors is an integer number (591652101600).

Almost surely, 2^{16221314114161} is an apocalyptic number.

It is an amenable number.

16221314114161 is a deficient number, since it is larger than the sum of its proper divisors (2711553137039).

16221314114161 is a wasteful number, since it uses less digits than its factorization.

16221314114161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20716249.

The product of its digits is 6912, while the sum is 34.

The spelling of 16221314114161 in words is "sixteen trillion, two hundred twenty-one billion, three hundred fourteen million, one hundred fourteen thousand, one hundred sixty-one".