228128022827 has 2 divisors, whose sum is σ = 228128022828. Its totient is φ = 228128022826.

The previous prime is 228128022799. The next prime is 228128022841. The reversal of 228128022827 is 728220821822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 228128022827 - 2¹⁴ = 228128006443 is a prime.

It is not a weakly prime, because it can be changed into another prime (228128021827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114064011413 + 114064011414.

It is an arithmetic number, because the mean of its divisors is an integer number (114064011414).

Almost surely, 2^228128022827 is an apocalyptic number.

228128022827 is a deficient number, since it is larger than the sum of its proper divisors (1).

228128022827 is an equidigital number, since it uses as much as digits as its factorization.

228128022827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 229376, while the sum is 44.

The spelling of 228128022827 in words is "two hundred twenty-eight billion, one hundred twenty-eight million, twenty-two thousand, eight hundred twenty-seven".