102313111 has 2 divisors, whose sum is σ = 102313112. Its totient is φ = 102313110.

The previous prime is 102313109. The next prime is 102313117. The reversal of 102313111 is 111313201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102313111 - 2¹ = 102313109 is a prime.

Together with 102313109, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 102313091 and 102313100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102313117) 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 as a sum of consecutive naturals, namely, 51156555 + 51156556.

It is an arithmetic number, because the mean of its divisors is an integer number (51156556).

Almost surely, 2^102313111 is an apocalyptic number.

102313111 is a deficient number, since it is larger than the sum of its proper divisors (1).

102313111 is an equidigital number, since it uses as much as digits as its factorization.

102313111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 102313111 is about 10114.9943648032. The cubic root of 102313111 is about 467.7104751602.

Adding to 102313111 its reverse (111313201), we get a palindrome (213626312).

The spelling of 102313111 in words is "one hundred two million, three hundred thirteen thousand, one hundred eleven".