102000010194 has 12 divisors (see below), whose sum is σ = 221000022126. Its totient is φ = 34000003392.

The previous prime is 102000010187. The next prime is 102000010243. The reversal of 102000010194 is 491010000201.

It can be written as a sum of positive squares in only one way, i.e., 76018761225 + 25981248969 = 275715^2 + 161187^2 .

It is a super-2 number, since 2×102000010194² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 5666667233 = 102000010194 / (1 + 0 + 2 + 0 + 0 + 0 + 0 + 1 + 0 + 1 + 9 + 4).

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 2833333599 + ... + 2833333634.

Almost surely, 2^102000010194 is an apocalyptic number.

102000010194 is an abundant number, since it is smaller than the sum of its proper divisors (119000011932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102000010194 is a wasteful number, since it uses less digits than its factorization.

102000010194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5666667241 (or 5666667238 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 102000010194 its reverse (491010000201), we get a palindrome (593010010395).

The spelling of 102000010194 in words is "one hundred two billion, ten thousand, one hundred ninety-four".