210313031103 has 24 divisors (see below), whose sum is σ = 351366357888. Its totient is φ = 118730933712.

The previous prime is 210313031083. The next prime is 210313031143. The reversal of 210313031103 is 301130313012.

It is a happy number.

It is not a de Polignac number, because 210313031103 - 2⁸ = 210313030847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210313031143) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 20105025 + ... + 20115482.

It is an arithmetic number, because the mean of its divisors is an integer number (14640264912).

Almost surely, 2^210313031103 is an apocalyptic number.

210313031103 is a deficient number, since it is larger than the sum of its proper divisors (141053326785).

210313031103 is a wasteful number, since it uses less digits than its factorization.

210313031103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40220603 (or 40220600 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 210313031103 its reverse (301130313012), we get a palindrome (511443344115).

The spelling of 210313031103 in words is "two hundred ten billion, three hundred thirteen million, thirty-one thousand, one hundred three".