102031302210203 has 4 divisors (see below), whose sum is σ = 102032618599848. Its totient is φ = 102029985820560.

The previous prime is 102031302210193. The next prime is 102031302210241. The reversal of 102031302210203 is 302012203130201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102031302210203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102031302210293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658078553 + ... + 658233578.

It is an arithmetic number, because the mean of its divisors is an integer number (25508154649962).

Almost surely, 2^{102031302210203} is an apocalyptic number.

102031302210203 is a deficient number, since it is larger than the sum of its proper divisors (1316389645).

102031302210203 is an equidigital number, since it uses as much as digits as its factorization.

102031302210203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316389644.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 102031302210203 its reverse (302012203130201), we get a palindrome (404043505340404).

The spelling of 102031302210203 in words is "one hundred two trillion, thirty-one billion, three hundred two million, two hundred ten thousand, two hundred three".