228267113171 has 2 divisors, whose sum is σ = 228267113172. Its totient is φ = 228267113170.

The previous prime is 228267113119. The next prime is 228267113177. The reversal of 228267113171 is 171311762822.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228267113171 is a prime.

It is not a weakly prime, because it can be changed into another prime (228267113177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114133556585 + 114133556586.

It is an arithmetic number, because the mean of its divisors is an integer number (114133556586).

Almost surely, 2^228267113171 is an apocalyptic number.

228267113171 is a deficient number, since it is larger than the sum of its proper divisors (1).

228267113171 is an equidigital number, since it uses as much as digits as its factorization.

228267113171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 41.

Adding to 228267113171 its reverse (171311762822), we get a palindrome (399578875993).

The spelling of 228267113171 in words is "two hundred twenty-eight billion, two hundred sixty-seven million, one hundred thirteen thousand, one hundred seventy-one".