2312210323321 has 2 divisors, whose sum is σ = 2312210323322. Its totient is φ = 2312210323320.

The previous prime is 2312210323307. The next prime is 2312210323351. The reversal of 2312210323321 is 1233230122132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1184971582096 + 1127238741225 = 1088564^2 + 1061715^2 .

It is a cyclic number.

It is not a de Polignac number, because 2312210323321 - 2¹⁷ = 2312210192249 is a prime.

It is not a weakly prime, because it can be changed into another prime (2312210323351) by changing a digit.

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 as a sum of consecutive naturals, namely, 1156105161660 + 1156105161661.

It is an arithmetic number, because the mean of its divisors is an integer number (1156105161661).

Almost surely, 2^{2312210323321} is an apocalyptic number.

It is an amenable number.

2312210323321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312210323321 is an equidigital number, since it uses as much as digits as its factorization.

2312210323321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2312210323321 its reverse (1233230122132), we get a palindrome (3545440445453).

The spelling of 2312210323321 in words is "two trillion, three hundred twelve billion, two hundred ten million, three hundred twenty-three thousand, three hundred twenty-one".