12213120303321 has 24 divisors (see below), whose sum is σ = 18976445145504. Its totient is φ = 6966529879680.

The previous prime is 12213120303311. The next prime is 12213120303331. The reversal of 12213120303321 is 12330302131221.

It is an interprime number because it is at equal distance from previous prime (12213120303311) and next prime (12213120303331).

It is not a de Polignac number, because 12213120303321 - 2¹¹ = 12213120301273 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12213120303291 and 12213120303300.

It is not an unprimeable number, because it can be changed into a prime (12213120303311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73702720 + ... + 73868241.

It is an arithmetic number, because the mean of its divisors is an integer number (790685214396).

Almost surely, 2^{12213120303321} is an apocalyptic number.

It is an amenable number.

12213120303321 is a deficient number, since it is larger than the sum of its proper divisors (6763324842183).

12213120303321 is a wasteful number, since it uses less digits than its factorization.

12213120303321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147571541 (or 147571534 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 12213120303321 its reverse (12330302131221), we get a palindrome (24543422434542).

The spelling of 12213120303321 in words is "twelve trillion, two hundred thirteen billion, one hundred twenty million, three hundred three thousand, three hundred twenty-one".