12213310001224 has 16 divisors (see below), whose sum is σ = 24247012502700. Its totient is φ = 5747440000512.

The previous prime is 12213310001219. The next prime is 12213310001227. The reversal of 12213310001224 is 42210001331221.

It can be written as a sum of positive squares in 2 ways, for example, as 10329603160900 + 1883706840324 = 3213970^2 + 1372482^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12213310001195 and 12213310001204.

It is not an unprimeable number, because it can be changed into a prime (12213310001227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44901874869 + ... + 44901875140.

Almost surely, 2^{12213310001224} is an apocalyptic number.

It is an amenable number.

12213310001224 is a deficient number, since it is larger than the sum of its proper divisors (12033702501476).

12213310001224 is a wasteful number, since it uses less digits than its factorization.

12213310001224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89803750032 (or 89803750028 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12213310001224 its reverse (42210001331221), we get a palindrome (54423311332445).

The spelling of 12213310001224 in words is "twelve trillion, two hundred thirteen billion, three hundred ten million, one thousand, two hundred twenty-four".