1223322303212 has 12 divisors (see below), whose sum is σ = 2162010209856. Its totient is φ = 605605100400.

The previous prime is 1223322303197. The next prime is 1223322303241. The reversal of 1223322303212 is 2123032233221.

It is an unprimeable number.

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, 1514012348 + ... + 1514013155.

It is an arithmetic number, because the mean of its divisors is an integer number (180167517488).

Almost surely, 2^{1223322303212} is an apocalyptic number.

It is an amenable number.

1223322303212 is a deficient number, since it is larger than the sum of its proper divisors (938687906644).

1223322303212 is a wasteful number, since it uses less digits than its factorization.

1223322303212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3028025608 (or 3028025606 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 1223322303212 its reverse (2123032233221), we get a palindrome (3346354536433).

The spelling of 1223322303212 in words is "one trillion, two hundred twenty-three billion, three hundred twenty-two million, three hundred three thousand, two hundred twelve".