102102020002 has 16 divisors (see below), whose sum is σ = 154689085152. Its totient is φ = 50539638240.

The previous prime is 102102019997. The next prime is 102102020017. The reversal of 102102020002 is 200020201201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156502 + ... + 478222.

It is an arithmetic number, because the mean of its divisors is an integer number (9668067822).

Almost surely, 2^102102020002 is an apocalyptic number.

102102020002 is a deficient number, since it is larger than the sum of its proper divisors (52587065150).

102102020002 is a wasteful number, since it uses less digits than its factorization.

102102020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323313.

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

Adding to 102102020002 its reverse (200020201201), we get a palindrome (302122221203).

The spelling of 102102020002 in words is "one hundred two billion, one hundred two million, twenty thousand, two".