223321302012 has 24 divisors (see below), whose sum is σ = 521447726800. Its totient is φ = 74388335616.

The previous prime is 223321301939. The next prime is 223321302031. The reversal of 223321302012 is 210203123322.

It is a happy number.

223321302012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 223321302012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6494437 + ... + 6528732.

Almost surely, 2^223321302012 is an apocalyptic number.

It is an amenable number.

223321302012 is an abundant number, since it is smaller than the sum of its proper divisors (298126424788).

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

223321302012 is a wasteful number, since it uses less digits than its factorization.

223321302012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13024605 (or 13024603 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 223321302012 its reverse (210203123322), we get a palindrome (433524425334).

The spelling of 223321302012 in words is "two hundred twenty-three billion, three hundred twenty-one million, three hundred two thousand, twelve".