102312303 has 16 divisors (see below), whose sum is σ = 142667520. Its totient is φ = 65219352.

The previous prime is 102312281. The next prime is 102312317. The reversal of 102312303 is 303213201.

It is a de Polignac number, because none of the positive numbers 2^k-102312303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102312323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35100 + ... + 37902.

It is an arithmetic number, because the mean of its divisors is an integer number (8916720).

Almost surely, 2^102312303 is an apocalyptic number.

102312303 is a deficient number, since it is larger than the sum of its proper divisors (40355217).

102312303 is an frugal number, since it uses more digits than its factorization.

102312303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2875 (or 2829 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 102312303 is about 10114.9544240199. The cubic root of 102312303 is about 467.7092439363.

Adding to 102312303 its reverse (303213201), we get a palindrome (405525504).

The spelling of 102312303 in words is "one hundred two million, three hundred twelve thousand, three hundred three".