12213123232322 has 8 divisors (see below), whose sum is σ = 19397313369036. Its totient is φ = 5747352109312.

The previous prime is 12213123232313. The next prime is 12213123232333. The reversal of 12213123232322 is 22323232131221.

It can be written as a sum of positive squares in 2 ways, for example, as 12164197773841 + 48925458481 = 3487721^2 + 221191^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 179604753383 + ... + 179604753450.

Almost surely, 2^{12213123232322} is an apocalyptic number.

12213123232322 is a deficient number, since it is larger than the sum of its proper divisors (7184190136714).

12213123232322 is a wasteful number, since it uses less digits than its factorization.

12213123232322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359209506852.

The product of its digits is 10368, while the sum is 29.

Adding to 12213123232322 its reverse (22323232131221), we get a palindrome (34536355363543).

The spelling of 12213123232322 in words is "twelve trillion, two hundred thirteen billion, one hundred twenty-three million, two hundred thirty-two thousand, three hundred twenty-two".