12213130223323 has 4 divisors (see below), whose sum is σ = 12215018176960. Its totient is φ = 12211242269688.

The previous prime is 12213130223311. The next prime is 12213130223353. The reversal of 12213130223323 is 32332203131221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12213130223323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12213130223291 and 12213130223300.

It is not an unprimeable number, because it can be changed into a prime (12213130223353) 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, 943967115 + ... + 943980052.

It is an arithmetic number, because the mean of its divisors is an integer number (3053754544240).

Almost surely, 2^{12213130223323} is an apocalyptic number.

12213130223323 is a deficient number, since it is larger than the sum of its proper divisors (1887953637).

12213130223323 is an equidigital number, since it uses as much as digits as its factorization.

12213130223323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1887953636.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 12213130223323 its reverse (32332203131221), we get a palindrome (44545333354544).

The spelling of 12213130223323 in words is "twelve trillion, two hundred thirteen billion, one hundred thirty million, two hundred twenty-three thousand, three hundred twenty-three".