227235215663 has 2 divisors, whose sum is σ = 227235215664. Its totient is φ = 227235215662.

The previous prime is 227235215621. The next prime is 227235215687. The reversal of 227235215663 is 366512532722.

227235215663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-227235215663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227235215693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113617607831 + 113617607832.

It is an arithmetic number, because the mean of its divisors is an integer number (113617607832).

Almost surely, 2^227235215663 is an apocalyptic number.

227235215663 is a deficient number, since it is larger than the sum of its proper divisors (1).

227235215663 is an equidigital number, since it uses as much as digits as its factorization.

227235215663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 907200, while the sum is 44.

The spelling of 227235215663 in words is "two hundred twenty-seven billion, two hundred thirty-five million, two hundred fifteen thousand, six hundred sixty-three".