102000012102 has 16 divisors (see below), whose sum is σ = 226666693680. Its totient is φ = 34000004016.

The previous prime is 102000012089. The next prime is 102000012109. The reversal of 102000012102 is 201210000201.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102000012109) 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 in 7 ways as a sum of consecutive naturals, for example, 944444503 + ... + 944444610.

It is an arithmetic number, because the mean of its divisors is an integer number (14166668355).

Almost surely, 2^102000012102 is an apocalyptic number.

102000012102 is an abundant number, since it is smaller than the sum of its proper divisors (124666681578).

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

102000012102 is a wasteful number, since it uses less digits than its factorization.

102000012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888889124 (or 1888889118 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 102000012102 its reverse (201210000201), we get a palindrome (303210012303).

The spelling of 102000012102 in words is "one hundred two billion, twelve thousand, one hundred two".