226306868881 has 2 divisors, whose sum is σ = 226306868882. Its totient is φ = 226306868880.

The previous prime is 226306868839. The next prime is 226306868899. The reversal of 226306868881 is 188868603622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 152205318225 + 74101550656 = 390135^2 + 272216^2 .

It is a cyclic number.

It is not a de Polignac number, because 226306868881 - 2²¹ = 226304771729 is a prime.

It is a super-2 number, since 2×226306868881² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (226306368881) 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, 113153434440 + 113153434441.

It is an arithmetic number, because the mean of its divisors is an integer number (113153434441).

Almost surely, 2^226306868881 is an apocalyptic number.

It is an amenable number.

226306868881 is a deficient number, since it is larger than the sum of its proper divisors (1).

226306868881 is an equidigital number, since it uses as much as digits as its factorization.

226306868881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10616832, while the sum is 58.

The spelling of 226306868881 in words is "two hundred twenty-six billion, three hundred six million, eight hundred sixty-eight thousand, eight hundred eighty-one".