123223220303 has 2 divisors, whose sum is σ = 123223220304. Its totient is φ = 123223220302.

The previous prime is 123223220299. The next prime is 123223220339. The reversal of 123223220303 is 303022322321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123223220303 - 2² = 123223220299 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123223222303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61611610151 + 61611610152.

It is an arithmetic number, because the mean of its divisors is an integer number (61611610152).

Almost surely, 2^123223220303 is an apocalyptic number.

123223220303 is a deficient number, since it is larger than the sum of its proper divisors (1).

123223220303 is an equidigital number, since it uses as much as digits as its factorization.

123223220303 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 23.

Adding to 123223220303 its reverse (303022322321), we get a palindrome (426245542624).

The spelling of 123223220303 in words is "one hundred twenty-three billion, two hundred twenty-three million, two hundred twenty thousand, three hundred three".