226213223 has 2 divisors, whose sum is σ = 226213224. Its totient is φ = 226213222.

The previous prime is 226213217. The next prime is 226213241. The reversal of 226213223 is 322312622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226213223 - 2⁶ = 226213159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226213213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113106611 + 113106612.

It is an arithmetic number, because the mean of its divisors is an integer number (113106612).

Almost surely, 2^226213223 is an apocalyptic number.

226213223 is a deficient number, since it is larger than the sum of its proper divisors (1).

226213223 is an equidigital number, since it uses as much as digits as its factorization.

226213223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 23.

The square root of 226213223 is about 15040.3863979620. The cubic root of 226213223 is about 609.3114357121.

Adding to 226213223 its reverse (322312622), we get a palindrome (548525845).

The spelling of 226213223 in words is "two hundred twenty-six million, two hundred thirteen thousand, two hundred twenty-three".