503210312042 has 8 divisors (see below), whose sum is σ = 754840082532. Its totient is φ = 251596951200.

The previous prime is 503210312021. The next prime is 503210312051. The reversal of 503210312042 is 240213012305.

It can be written as a sum of positive squares in 2 ways, for example, as 500102138041 + 3108174001 = 707179^2 + 55751^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 503210311999 and 503210312017.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 4025459 + ... + 4148582.

Almost surely, 2^503210312042 is an apocalyptic number.

503210312042 is a deficient number, since it is larger than the sum of its proper divisors (251629770490).

503210312042 is a wasteful number, since it uses less digits than its factorization.

503210312042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8204824.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 503210312042 its reverse (240213012305), we get a palindrome (743423324347).

The spelling of 503210312042 in words is "five hundred three billion, two hundred ten million, three hundred twelve thousand, forty-two".