226223121617 has 2 divisors, whose sum is σ = 226223121618. Its totient is φ = 226223121616.

The previous prime is 226223121611. The next prime is 226223121673. The reversal of 226223121617 is 716121322622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196653223936 + 29569897681 = 443456^2 + 171959^2 .

It is a cyclic number.

It is not a de Polignac number, because 226223121617 - 2¹⁰ = 226223120593 is a prime.

It is not a weakly prime, because it can be changed into another prime (226223121611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113111560808 + 113111560809.

It is an arithmetic number, because the mean of its divisors is an integer number (113111560809).

Almost surely, 2^226223121617 is an apocalyptic number.

It is an amenable number.

226223121617 is a deficient number, since it is larger than the sum of its proper divisors (1).

226223121617 is an equidigital number, since it uses as much as digits as its factorization.

226223121617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The spelling of 226223121617 in words is "two hundred twenty-six billion, two hundred twenty-three million, one hundred twenty-one thousand, six hundred seventeen".