16189228101 has 4 divisors (see below), whose sum is σ = 21585637472. Its totient is φ = 10792818732.

The previous prime is 16189228093. The next prime is 16189228183. The reversal of 16189228101 is 10182298161.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16189228101 - 2³ = 16189228093 is a prime.

It is a super-2 number, since 2×16189228101² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16189228101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16189228001) 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, 2698204681 + ... + 2698204686.

It is an arithmetic number, because the mean of its divisors is an integer number (5396409368).

Almost surely, 2^16189228101 is an apocalyptic number.

It is an amenable number.

16189228101 is a deficient number, since it is larger than the sum of its proper divisors (5396409371).

16189228101 is an equidigital number, since it uses as much as digits as its factorization.

16189228101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5396409370.

The product of its (nonzero) digits is 13824, while the sum is 39.

The spelling of 16189228101 in words is "sixteen billion, one hundred eighty-nine million, two hundred twenty-eight thousand, one hundred one".