231302342203 has 2 divisors, whose sum is σ = 231302342204. Its totient is φ = 231302342202.

The previous prime is 231302342189. The next prime is 231302342209. The reversal of 231302342203 is 302243203132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231302342203 is a prime.

It is not a weakly prime, because it can be changed into another prime (231302342209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115651171101 + 115651171102.

It is an arithmetic number, because the mean of its divisors is an integer number (115651171102).

Almost surely, 2^231302342203 is an apocalyptic number.

231302342203 is a deficient number, since it is larger than the sum of its proper divisors (1).

231302342203 is an equidigital number, since it uses as much as digits as its factorization.

231302342203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 231302342203 its reverse (302243203132), we get a palindrome (533545545335).

The spelling of 231302342203 in words is "two hundred thirty-one billion, three hundred two million, three hundred forty-two thousand, two hundred three".