203130431302 has 16 divisors (see below), whose sum is σ = 308441977200. Its totient is φ = 100317036672.

The previous prime is 203130431281. The next prime is 203130431321. The reversal of 203130431302 is 203134031302.

203130431302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 542074 + ... + 836722.

It is an arithmetic number, because the mean of its divisors is an integer number (19277623575).

Almost surely, 2^203130431302 is an apocalyptic number.

203130431302 is a deficient number, since it is larger than the sum of its proper divisors (105311545898).

203130431302 is a wasteful number, since it uses less digits than its factorization.

203130431302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298887.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 203130431302 its reverse (203134031302), we get a palindrome (406264462604).

The spelling of 203130431302 in words is "two hundred three billion, one hundred thirty million, four hundred thirty-one thousand, three hundred two".