20310330323 has 2 divisors, whose sum is σ = 20310330324. Its totient is φ = 20310330322.

The previous prime is 20310330311. The next prime is 20310330329. The reversal of 20310330323 is 32303301302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20310330323 - 2¹⁶ = 20310264787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20310330295 and 20310330304.

It is not a weakly prime, because it can be changed into another prime (20310330329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10155165161 + 10155165162.

It is an arithmetic number, because the mean of its divisors is an integer number (10155165162).

Almost surely, 2^20310330323 is an apocalyptic number.

20310330323 is a deficient number, since it is larger than the sum of its proper divisors (1).

20310330323 is an equidigital number, since it uses as much as digits as its factorization.

20310330323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 20310330323 its reverse (32303301302), we get a palindrome (52613631625).

The spelling of 20310330323 in words is "twenty billion, three hundred ten million, three hundred thirty thousand, three hundred twenty-three".