102011193 has 12 divisors (see below), whose sum is σ = 147663360. Its totient is φ = 67862616.

The previous prime is 102011191. The next prime is 102011207. The reversal of 102011193 is 391110201.

It is not a de Polignac number, because 102011193 - 2¹ = 102011191 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102011191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7521 + ... + 16142.

It is an arithmetic number, because the mean of its divisors is an integer number (12305280).

Almost surely, 2^102011193 is an apocalyptic number.

It is an amenable number.

102011193 is a deficient number, since it is larger than the sum of its proper divisors (45652167).

102011193 is a wasteful number, since it uses less digits than its factorization.

102011193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24148 (or 24145 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

The square root of 102011193 is about 10100.0590592333. The cubic root of 102011193 is about 467.2499628560.

Adding to 102011193 its reverse (391110201), we get a palindrome (493121394).

The spelling of 102011193 in words is "one hundred two million, eleven thousand, one hundred ninety-three".