228321144043 has 2 divisors, whose sum is σ = 228321144044. Its totient is φ = 228321144042.

The previous prime is 228321144017. The next prime is 228321144053. The reversal of 228321144043 is 340441123822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 228321144043 - 2⁵ = 228321144011 is a prime.

It is not a weakly prime, because it can be changed into another prime (228321144053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114160572021 + 114160572022.

It is an arithmetic number, because the mean of its divisors is an integer number (114160572022).

Almost surely, 2^228321144043 is an apocalyptic number.

228321144043 is a deficient number, since it is larger than the sum of its proper divisors (1).

228321144043 is an equidigital number, since it uses as much as digits as its factorization.

228321144043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 34.

Adding to 228321144043 its reverse (340441123822), we get a palindrome (568762267865).

The spelling of 228321144043 in words is "two hundred twenty-eight billion, three hundred twenty-one million, one hundred forty-four thousand, forty-three".