102002002012 has 12 divisors (see below), whose sum is σ = 180270865656. Its totient is φ = 50496040400.

The previous prime is 102002002001. The next prime is 102002002021. The reversal of 102002002012 is 210200200201.

It is a self number, because there is not a number n which added to its sum of digits gives 102002002012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126239698 + ... + 126240505.

It is an arithmetic number, because the mean of its divisors is an integer number (15022572138).

Almost surely, 2^102002002012 is an apocalyptic number.

It is an amenable number.

102002002012 is a deficient number, since it is larger than the sum of its proper divisors (78268863644).

102002002012 is a wasteful number, since it uses less digits than its factorization.

102002002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252480308 (or 252480306 counting only the distinct ones).

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

Adding to 102002002012 its reverse (210200200201), we get a palindrome (312202202213).

It can be divided in two parts, 10200200201 and 2, that multiplied together give a palindrome (20400400402).

The spelling of 102002002012 in words is "one hundred two billion, two million, two thousand, twelve".