102011102111 has 2 divisors, whose sum is σ = 102011102112. Its totient is φ = 102011102110.

The previous prime is 102011102059. The next prime is 102011102117. The reversal of 102011102111 is 111201110201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102011102111 - 2³⁰ = 100937360287 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102011102092 and 102011102101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102011102117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51005551055 + 51005551056.

It is an arithmetic number, because the mean of its divisors is an integer number (51005551056).

Almost surely, 2^102011102111 is an apocalyptic number.

102011102111 is a deficient number, since it is larger than the sum of its proper divisors (1).

102011102111 is an equidigital number, since it uses as much as digits as its factorization.

102011102111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 102011102111 its reverse (111201110201), we get a palindrome (213212212312).

The spelling of 102011102111 in words is "one hundred two billion, eleven million, one hundred two thousand, one hundred eleven".