223212323230213 has 2 divisors, whose sum is σ = 223212323230214. Its totient is φ = 223212323230212.

The previous prime is 223212323230189. The next prime is 223212323230229. The reversal of 223212323230213 is 312032323212322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 221650668115969 + 1561655114244 = 14887937^2 + 1249662^2 .

It is a cyclic number.

It is not a de Polignac number, because 223212323230213 - 2⁴¹ = 221013299974661 is a prime.

It is a super-3 number, since 3×223212323230213³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223212323230513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111606161615106 + 111606161615107.

It is an arithmetic number, because the mean of its divisors is an integer number (111606161615107).

Almost surely, 2^{223212323230213} is an apocalyptic number.

It is an amenable number.

223212323230213 is a deficient number, since it is larger than the sum of its proper divisors (1).

223212323230213 is an equidigital number, since it uses as much as digits as its factorization.

223212323230213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 223212323230213 its reverse (312032323212322), we get a palindrome (535244646442535).

The spelling of 223212323230213 in words is "two hundred twenty-three trillion, two hundred twelve billion, three hundred twenty-three million, two hundred thirty thousand, two hundred thirteen".