231033103123 has 2 divisors, whose sum is σ = 231033103124. Its totient is φ = 231033103122.

The previous prime is 231033103097. The next prime is 231033103127. The reversal of 231033103123 is 321301330132.

231033103123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231033103123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 231033103094 and 231033103103.

It is not a weakly prime, because it can be changed into another prime (231033103127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115516551561 + 115516551562.

It is an arithmetic number, because the mean of its divisors is an integer number (115516551562).

Almost surely, 2^231033103123 is an apocalyptic number.

231033103123 is a deficient number, since it is larger than the sum of its proper divisors (1).

231033103123 is an equidigital number, since it uses as much as digits as its factorization.

231033103123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 231033103123 its reverse (321301330132), we get a palindrome (552334433255).

The spelling of 231033103123 in words is "two hundred thirty-one billion, thirty-three million, one hundred three thousand, one hundred twenty-three".