102112303 has 4 divisors (see below), whose sum is σ = 103843080. Its totient is φ = 100381528.

The previous prime is 102112301. The next prime is 102112321. The reversal of 102112303 is 303211201.

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

It is a cyclic number.

It is not a de Polignac number, because 102112303 - 2¹ = 102112301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102112301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 865300 + ... + 865417.

It is an arithmetic number, because the mean of its divisors is an integer number (25960770).

Almost surely, 2^102112303 is an apocalyptic number.

102112303 is a deficient number, since it is larger than the sum of its proper divisors (1730777).

102112303 is an equidigital number, since it uses as much as digits as its factorization.

102112303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730776.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 102112303 is about 10105.0632358239. The cubic root of 102112303 is about 467.4042859330.

Adding to 102112303 its reverse (303211201), we get a palindrome (405323504).

The spelling of 102112303 in words is "one hundred two million, one hundred twelve thousand, three hundred three".