103231561423 has 2 divisors, whose sum is σ = 103231561424. Its totient is φ = 103231561422.

The previous prime is 103231561373. The next prime is 103231561453. The reversal of 103231561423 is 324165132301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103231561423 - 2⁹ = 103231560911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103231561453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51615780711 + 51615780712.

It is an arithmetic number, because the mean of its divisors is an integer number (51615780712).

Almost surely, 2^103231561423 is an apocalyptic number.

103231561423 is a deficient number, since it is larger than the sum of its proper divisors (1).

103231561423 is an equidigital number, since it uses as much as digits as its factorization.

103231561423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 103231561423 its reverse (324165132301), we get a palindrome (427396693724).

The spelling of 103231561423 in words is "one hundred three billion, two hundred thirty-one million, five hundred sixty-one thousand, four hundred twenty-three".