102102313111 has 2 divisors, whose sum is σ = 102102313112. Its totient is φ = 102102313110.

The previous prime is 102102313073. The next prime is 102102313141. The reversal of 102102313111 is 111313201201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102102313111 - 2³⁵ = 67742574743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102102313141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51051156555 + 51051156556.

It is an arithmetic number, because the mean of its divisors is an integer number (51051156556).

Almost surely, 2^102102313111 is an apocalyptic number.

102102313111 is a deficient number, since it is larger than the sum of its proper divisors (1).

102102313111 is an equidigital number, since it uses as much as digits as its factorization.

102102313111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 102102313111 its reverse (111313201201), we get a palindrome (213415514312).

The spelling of 102102313111 in words is "one hundred two billion, one hundred two million, three hundred thirteen thousand, one hundred eleven".