228122383 has 2 divisors, whose sum is σ = 228122384. Its totient is φ = 228122382.

The previous prime is 228122357. The next prime is 228122387. The reversal of 228122383 is 383221822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 228122383 - 2⁵ = 228122351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228122387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114061191 + 114061192.

It is an arithmetic number, because the mean of its divisors is an integer number (114061192).

Almost surely, 2^228122383 is an apocalyptic number.

228122383 is a deficient number, since it is larger than the sum of its proper divisors (1).

228122383 is an equidigital number, since it uses as much as digits as its factorization.

228122383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 31.

The square root of 228122383 is about 15103.7208329603. The cubic root of 228122383 is about 611.0207606947.

The spelling of 228122383 in words is "two hundred twenty-eight million, one hundred twenty-two thousand, three hundred eighty-three".