223210544320226 has 4 divisors (see below), whose sum is σ = 334815816480342. Its totient is φ = 111605272160112.

The previous prime is 223210544320201. The next prime is 223210544320249. The reversal of 223210544320226 is 622023445012322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 209573366269201 + 13637178051025 = 14476649^2 + 3692855^2 .

It is a super-3 number, since 3×223210544320226³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223210544320226.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55802636080055 + ... + 55802636080058.

Almost surely, 2^{223210544320226} is an apocalyptic number.

223210544320226 is a deficient number, since it is larger than the sum of its proper divisors (111605272160116).

223210544320226 is a wasteful number, since it uses less digits than its factorization.

223210544320226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111605272160115.

The product of its (nonzero) digits is 276480, while the sum is 38.

Adding to 223210544320226 its reverse (622023445012322), we get a palindrome (845233989332548).

The spelling of 223210544320226 in words is "two hundred twenty-three trillion, two hundred ten billion, five hundred forty-four million, three hundred twenty thousand, two hundred twenty-six".