10203420031304 has 16 divisors (see below), whose sum is σ = 20256789768300. Its totient is φ = 4801609426432.

The previous prime is 10203420031279. The next prime is 10203420031313. The reversal of 10203420031304 is 40313002430201.

It can be written as a sum of positive squares in 2 ways, for example, as 7621298848900 + 2582121182404 = 2760670^2 + 1606898^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10203420031304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37512573509 + ... + 37512573780.

Almost surely, 2^{10203420031304} is an apocalyptic number.

It is an amenable number.

10203420031304 is a deficient number, since it is larger than the sum of its proper divisors (10053369736996).

10203420031304 is a wasteful number, since it uses less digits than its factorization.

10203420031304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75025147312 (or 75025147308 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 10203420031304 its reverse (40313002430201), we get a palindrome (50516422461505).

The spelling of 10203420031304 in words is "ten trillion, two hundred three billion, four hundred twenty million, thirty-one thousand, three hundred four".