223213424203243 has 2 divisors, whose sum is σ = 223213424203244. Its totient is φ = 223213424203242.

The previous prime is 223213424203169. The next prime is 223213424203247. The reversal of 223213424203243 is 342302424312322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 223213424203243 - 2⁹ = 223213424202731 is a prime.

It is a super-3 number, since 3×223213424203243³ (a number of 44 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (223213424203247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111606712101621 + 111606712101622.

It is an arithmetic number, because the mean of its divisors is an integer number (111606712101622).

Almost surely, 2^{223213424203243} is an apocalyptic number.

223213424203243 is a deficient number, since it is larger than the sum of its proper divisors (1).

223213424203243 is an equidigital number, since it uses as much as digits as its factorization.

223213424203243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 223213424203243 its reverse (342302424312322), we get a palindrome (565515848515565).

The spelling of 223213424203243 in words is "two hundred twenty-three trillion, two hundred thirteen billion, four hundred twenty-four million, two hundred three thousand, two hundred forty-three".