233131322303 has 20 divisors (see below), whose sum is σ = 258166371000. Its totient is φ = 210513196080.

The previous prime is 233131322287. The next prime is 233131322309. The reversal of 233131322303 is 303223131332.

It is a happy number.

It is not a de Polignac number, because 233131322303 - 2⁴ = 233131322287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233131322309) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2128076 + ... + 2234942.

It is an arithmetic number, because the mean of its divisors is an integer number (12908318550).

Almost surely, 2^233131322303 is an apocalyptic number.

233131322303 is a deficient number, since it is larger than the sum of its proper divisors (25035048697).

233131322303 is an equidigital number, since it uses as much as digits as its factorization.

233131322303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107060 (or 107027 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 233131322303 its reverse (303223131332), we get a palindrome (536354453635).

The spelling of 233131322303 in words is "two hundred thirty-three billion, one hundred thirty-one million, three hundred twenty-two thousand, three hundred three".