228228361271 has 2 divisors, whose sum is σ = 228228361272. Its totient is φ = 228228361270.

The previous prime is 228228361259. The next prime is 228228361301. The reversal of 228228361271 is 172163822822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 228228361271 - 2²² = 228224166967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228228363271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114114180635 + 114114180636.

It is an arithmetic number, because the mean of its divisors is an integer number (114114180636).

Almost surely, 2^228228361271 is an apocalyptic number.

228228361271 is a deficient number, since it is larger than the sum of its proper divisors (1).

228228361271 is an equidigital number, since it uses as much as digits as its factorization.

228228361271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 258048, while the sum is 44.

The spelling of 228228361271 in words is "two hundred twenty-eight billion, two hundred twenty-eight million, three hundred sixty-one thousand, two hundred seventy-one".