123231303223203 has 16 divisors (see below), whose sum is σ = 187781294347520. Its totient is φ = 70417789731936.

The previous prime is 123231303223111. The next prime is 123231303223241. The reversal of 123231303223203 is 302322303132321.

It is not a de Polignac number, because 123231303223203 - 2²⁶ = 123231236114339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123231303223243) 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 in 15 ways as a sum of consecutive naturals, for example, 13079853 + ... + 20433921.

It is an arithmetic number, because the mean of its divisors is an integer number (11736330896720).

Almost surely, 2^{123231303223203} is an apocalyptic number.

123231303223203 is a deficient number, since it is larger than the sum of its proper divisors (64549991124317).

123231303223203 is an equidigital number, since it uses as much as digits as its factorization.

123231303223203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8152026.

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 123231303223203 its reverse (302322303132321), we get a palindrome (425553606355524).

The spelling of 123231303223203 in words is "one hundred twenty-three trillion, two hundred thirty-one billion, three hundred three million, two hundred twenty-three thousand, two hundred three".