231322012203203 has 16 divisors (see below), whose sum is σ = 245180291051520. Its totient is φ = 217636144348896.

The previous prime is 231322012203197. The next prime is 231322012203263. The reversal of 231322012203203 is 302302210223132.

It is a cyclic number.

It is not a de Polignac number, because 231322012203203 - 2¹⁰ = 231322012202179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231322012203263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54443651 + ... + 58538492.

It is an arithmetic number, because the mean of its divisors is an integer number (15323768190720).

Almost surely, 2^{231322012203203} is an apocalyptic number.

231322012203203 is a deficient number, since it is larger than the sum of its proper divisors (13858278848317).

231322012203203 is a wasteful number, since it uses less digits than its factorization.

231322012203203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112982906.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 231322012203203 its reverse (302302210223132), we get a palindrome (533624222426335).

The spelling of 231322012203203 in words is "two hundred thirty-one trillion, three hundred twenty-two billion, twelve million, two hundred three thousand, two hundred three".