226027221643 has 2 divisors, whose sum is σ = 226027221644. Its totient is φ = 226027221642.

The previous prime is 226027221611. The next prime is 226027221689. The reversal of 226027221643 is 346122720622.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226027221643 - 2⁵ = 226027221611 is a prime.

It is not a weakly prime, because it can be changed into another prime (226027221143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113013610821 + 113013610822.

It is an arithmetic number, because the mean of its divisors is an integer number (113013610822).

Almost surely, 2^226027221643 is an apocalyptic number.

226027221643 is a deficient number, since it is larger than the sum of its proper divisors (1).

226027221643 is an equidigital number, since it uses as much as digits as its factorization.

226027221643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 37.

The spelling of 226027221643 in words is "two hundred twenty-six billion, twenty-seven million, two hundred twenty-one thousand, six hundred forty-three".