2144223431323 has 2 divisors, whose sum is σ = 2144223431324. Its totient is φ = 2144223431322.

The previous prime is 2144223431321. The next prime is 2144223431437. The reversal of 2144223431323 is 3231343224412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2144223431323 - 2¹ = 2144223431321 is a prime.

Together with 2144223431321, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2144223431321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072111715661 + 1072111715662.

It is an arithmetic number, because the mean of its divisors is an integer number (1072111715662).

Almost surely, 2^{2144223431323} is an apocalyptic number.

2144223431323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144223431323 is an equidigital number, since it uses as much as digits as its factorization.

2144223431323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 34.

Adding to 2144223431323 its reverse (3231343224412), we get a palindrome (5375566655735).

The spelling of 2144223431323 in words is "two trillion, one hundred forty-four billion, two hundred twenty-three million, four hundred thirty-one thousand, three hundred twenty-three".