223212321224 has 16 divisors (see below), whose sum is σ = 418531488000. Its totient is φ = 111603924432.

The previous prime is 223212321221. The next prime is 223212321307. The reversal of 223212321224 is 422123212322.

It is a super-3 number, since 3×223212321224³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223212321193 and 223212321202.

It is not an unprimeable number, because it can be changed into a prime (223212321221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191369 + ... + 695015.

It is an arithmetic number, because the mean of its divisors is an integer number (26158218000).

Almost surely, 2^223212321224 is an apocalyptic number.

It is an amenable number.

223212321224 is a deficient number, since it is larger than the sum of its proper divisors (195319166776).

223212321224 is a wasteful number, since it uses less digits than its factorization.

223212321224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559052 (or 559048 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

Adding to 223212321224 its reverse (422123212322), we get a palindrome (645335533546).

The spelling of 223212321224 in words is "two hundred twenty-three billion, two hundred twelve million, three hundred twenty-one thousand, two hundred twenty-four".