203112716404 has 24 divisors (see below), whose sum is σ = 382869288648. Its totient is φ = 93724753920.

The previous prime is 203112716393. The next prime is 203112716447. The reversal of 203112716404 is 404617211302.

203112716404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3793328100 + 199319388304 = 61590^2 + 446452^2 .

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 154957 + ... + 655924.

It is an arithmetic number, because the mean of its divisors is an integer number (15952887027).

Almost surely, 2^203112716404 is an apocalyptic number.

It is an amenable number.

203112716404 is a deficient number, since it is larger than the sum of its proper divisors (179756572244).

203112716404 is a wasteful number, since it uses less digits than its factorization.

203112716404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815715 (or 815713 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

Adding to 203112716404 its reverse (404617211302), we get a palindrome (607729927706).

The spelling of 203112716404 in words is "two hundred three billion, one hundred twelve million, seven hundred sixteen thousand, four hundred four".