231534422515303 has 2 divisors, whose sum is σ = 231534422515304. Its totient is φ = 231534422515302.

The previous prime is 231534422515289. The next prime is 231534422515321. The reversal of 231534422515303 is 303515224435132.

231534422515303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231534422515303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 231534422515303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231534432515303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115767211257651 + 115767211257652.

It is an arithmetic number, because the mean of its divisors is an integer number (115767211257652).

Almost surely, 2^{231534422515303} is an apocalyptic number.

231534422515303 is a deficient number, since it is larger than the sum of its proper divisors (1).

231534422515303 is an equidigital number, since it uses as much as digits as its factorization.

231534422515303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296000, while the sum is 43.

The spelling of 231534422515303 in words is "two hundred thirty-one trillion, five hundred thirty-four billion, four hundred twenty-two million, five hundred fifteen thousand, three hundred three".