20123330303 has 2 divisors, whose sum is σ = 20123330304. Its totient is φ = 20123330302.

The previous prime is 20123330299. The next prime is 20123330327. The reversal of 20123330303 is 30303332102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20123330303 - 2² = 20123330299 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20123330333) 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, 10061665151 + 10061665152.

It is an arithmetic number, because the mean of its divisors is an integer number (10061665152).

Almost surely, 2^20123330303 is an apocalyptic number.

20123330303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20123330303 is an equidigital number, since it uses as much as digits as its factorization.

20123330303 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 20123330303 its reverse (30303332102), we get a palindrome (50426662405).

The spelling of 20123330303 in words is "twenty billion, one hundred twenty-three million, three hundred thirty thousand, three hundred three".