102000102 has 32 divisors (see below), whose sum is σ = 218160864. Its totient is φ = 31680000.

The previous prime is 102000077. The next prime is 102000109. The reversal of 102000102 is 201000201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102000109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5352 + ... + 15252.

It is an arithmetic number, because the mean of its divisors is an integer number (6817527).

Almost surely, 2^102000102 is an apocalyptic number.

102000102 is an abundant number, since it is smaller than the sum of its proper divisors (116160762).

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

102000102 is a wasteful number, since it uses less digits than its factorization.

102000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10024.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 102000102 is about 10099.5099881133. The cubic root of 102000102 is about 467.2330285798.

Adding to 102000102 its reverse (201000201), we get a palindrome (303000303).

Subtracting 102000102 from its reverse (201000201), we obtain a palindrome (99000099).

The spelling of 102000102 in words is "one hundred two million, one hundred two", and thus it is an aban number.