223311303306 has 96 divisors (see below), whose sum is σ = 630526111488. Its totient is φ = 55430853120.

The previous prime is 223311303251. The next prime is 223311303331. The reversal of 223311303306 is 603303113322.

It is a happy number.

223311303306 is a `hidden beast` number, since 2 + 23 + 31 + 1 + 303 + 306 = 666.

223311303306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 223311303306.

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 in 47 ways as a sum of consecutive naturals, for example, 3981910 + ... + 4037601.

It is an arithmetic number, because the mean of its divisors is an integer number (6567980328).

Almost surely, 2^223311303306 is an apocalyptic number.

223311303306 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

223311303306 is an abundant number, since it is smaller than the sum of its proper divisors (407214808182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223311303306 is a wasteful number, since it uses less digits than its factorization.

223311303306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8019556 (or 8019553 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 223311303306 its reverse (603303113322), we get a palindrome (826614416628).

The spelling of 223311303306 in words is "two hundred twenty-three billion, three hundred eleven million, three hundred three thousand, three hundred six".