2223312021323 has 2 divisors, whose sum is σ = 2223312021324. Its totient is φ = 2223312021322.

The previous prime is 2223312021317. The next prime is 2223312021349. The reversal of 2223312021323 is 3231202133222.

2223312021323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (2223312021349) can be obtained adding 2223312021323 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2223312021323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2223312021292 and 2223312021301.

It is not a weakly prime, because it can be changed into another prime (2223312023323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111656010661 + 1111656010662.

It is an arithmetic number, because the mean of its divisors is an integer number (1111656010662).

Almost surely, 2^{2223312021323} is an apocalyptic number.

2223312021323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2223312021323 is an equidigital number, since it uses as much as digits as its factorization.

2223312021323 is an odious number, because the sum of its binary digits is odd.

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

Adding to 2223312021323 its reverse (3231202133222), we get a palindrome (5454514154545).

The spelling of 2223312021323 in words is "two trillion, two hundred twenty-three billion, three hundred twelve million, twenty-one thousand, three hundred twenty-three".