102002001002 has 32 divisors (see below), whose sum is σ = 178480615104. Its totient is φ = 43205152000.

The previous prime is 102002000977. The next prime is 102002001047. The reversal of 102002001002 is 200100200201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1312388 + ... + 1387935.

It is an arithmetic number, because the mean of its divisors is an integer number (5577519222).

Almost surely, 2^102002001002 is an apocalyptic number.

102002001002 is a deficient number, since it is larger than the sum of its proper divisors (76478614102).

102002001002 is a wasteful number, since it uses less digits than its factorization.

102002001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2700454.

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

Adding to 102002001002 its reverse (200100200201), we get a palindrome (302102201203).

The spelling of 102002001002 in words is "one hundred two billion, two million, one thousand, two".