102102002002 has 48 divisors (see below), whose sum is σ = 206761902912. Its totient is φ = 36719991360.

The previous prime is 102102001997. The next prime is 102102002021. The reversal of 102102002002 is 200200201201.

It is a self number, because there is not a number n which added to its sum of digits gives 102102002002.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1935513 + ... + 1987564.

It is an arithmetic number, because the mean of its divisors is an integer number (4307539644).

Almost surely, 2^102102002002 is an apocalyptic number.

102102002002 is an abundant number, since it is smaller than the sum of its proper divisors (104659900910).

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

102102002002 is a wasteful number, since it uses less digits than its factorization.

102102002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3923123 (or 3923110 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 102102002002 its reverse (200200201201), we get a palindrome (302302203203).

It can be divided in two parts, 10 and 2102002002, that added together give a palindrome (2102002012).

The spelling of 102102002002 in words is "one hundred two billion, one hundred two million, two thousand, two".