231310120303 has 2 divisors, whose sum is σ = 231310120304. Its totient is φ = 231310120302.

The previous prime is 231310120253. The next prime is 231310120309. The reversal of 231310120303 is 303021013132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231310120303 - 2¹⁷ = 231309989231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231310120309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115655060151 + 115655060152.

It is an arithmetic number, because the mean of its divisors is an integer number (115655060152).

Almost surely, 2^231310120303 is an apocalyptic number.

231310120303 is a deficient number, since it is larger than the sum of its proper divisors (1).

231310120303 is an equidigital number, since it uses as much as digits as its factorization.

231310120303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 231310120303 its reverse (303021013132), we get a palindrome (534331133435).

The spelling of 231310120303 in words is "two hundred thirty-one billion, three hundred ten million, one hundred twenty thousand, three hundred three".