323220144323 has 2 divisors, whose sum is σ = 323220144324. Its totient is φ = 323220144322.

The previous prime is 323220144311. The next prime is 323220144343. The reversal of 323220144323 is 323441022323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323220144323 - 2³⁸ = 48342237379 is a prime.

It is not a weakly prime, because it can be changed into another prime (323220144343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161610072161 + 161610072162.

It is an arithmetic number, because the mean of its divisors is an integer number (161610072162).

Almost surely, 2^323220144323 is an apocalyptic number.

323220144323 is a deficient number, since it is larger than the sum of its proper divisors (1).

323220144323 is an equidigital number, since it uses as much as digits as its factorization.

323220144323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 323220144323 its reverse (323441022323), we get a palindrome (646661166646).

The spelling of 323220144323 in words is "three hundred twenty-three billion, two hundred twenty million, one hundred forty-four thousand, three hundred twenty-three".