103442433041523 has 4 divisors (see below), whose sum is σ = 137923244055368. Its totient is φ = 68961622027680.

The previous prime is 103442433041509. The next prime is 103442433041539. The reversal of 103442433041523 is 325140334244301.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 103442433041523 - 2⁹ = 103442433041011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103442433041543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17240405506918 + ... + 17240405506923.

It is an arithmetic number, because the mean of its divisors is an integer number (34480811013842).

Almost surely, 2^{103442433041523} is an apocalyptic number.

103442433041523 is a deficient number, since it is larger than the sum of its proper divisors (34480811013845).

103442433041523 is an equidigital number, since it uses as much as digits as its factorization.

103442433041523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34480811013844.

The product of its (nonzero) digits is 414720, while the sum is 39.

Adding to 103442433041523 its reverse (325140334244301), we get a palindrome (428582767285824).

The spelling of 103442433041523 in words is "one hundred three trillion, four hundred forty-two billion, four hundred thirty-three million, forty-one thousand, five hundred twenty-three".