123012230303 has 2 divisors, whose sum is σ = 123012230304. Its totient is φ = 123012230302.

The previous prime is 123012230293. The next prime is 123012230311. The reversal of 123012230303 is 303032210321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123012230303 - 2⁴ = 123012230287 is a prime.

It is a super-2 number, since 2×123012230303² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123012230323) 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, 61506115151 + 61506115152.

It is an arithmetic number, because the mean of its divisors is an integer number (61506115152).

Almost surely, 2^123012230303 is an apocalyptic number.

123012230303 is a deficient number, since it is larger than the sum of its proper divisors (1).

123012230303 is an equidigital number, since it uses as much as digits as its factorization.

123012230303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 123012230303 its reverse (303032210321), we get a palindrome (426044440624).

The spelling of 123012230303 in words is "one hundred twenty-three billion, twelve million, two hundred thirty thousand, three hundred three".