102002112011 has 2 divisors, whose sum is σ = 102002112012. Its totient is φ = 102002112010.

The previous prime is 102002111989. The next prime is 102002112059. The reversal of 102002112011 is 110211200201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102002112011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102002111983 and 102002112001.

It is not a weakly prime, because it can be changed into another prime (102002112071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51001056005 + 51001056006.

It is an arithmetic number, because the mean of its divisors is an integer number (51001056006).

Almost surely, 2^102002112011 is an apocalyptic number.

102002112011 is a deficient number, since it is larger than the sum of its proper divisors (1).

102002112011 is an equidigital number, since it uses as much as digits as its factorization.

102002112011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102002112011 its reverse (110211200201), we get a palindrome (212213312212).

The spelling of 102002112011 in words is "one hundred two billion, two million, one hundred twelve thousand, eleven".