228335667171 has 4 divisors (see below), whose sum is σ = 304447556232. Its totient is φ = 152223778112.

The previous prime is 228335667151. The next prime is 228335667181. The reversal of 228335667171 is 171766533822.

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

It is a cyclic number.

It is not a de Polignac number, because 228335667171 - 2³⁵ = 193975928803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (228335667121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38055944526 + ... + 38055944531.

It is an arithmetic number, because the mean of its divisors is an integer number (76111889058).

Almost surely, 2^228335667171 is an apocalyptic number.

228335667171 is a deficient number, since it is larger than the sum of its proper divisors (76111889061).

228335667171 is an equidigital number, since it uses as much as digits as its factorization.

228335667171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76111889060.

The product of its digits is 2540160, while the sum is 51.

The spelling of 228335667171 in words is "two hundred twenty-eight billion, three hundred thirty-five million, six hundred sixty-seven thousand, one hundred seventy-one".