102102321002 has 16 divisors (see below), whose sum is σ = 167090701824. Its totient is φ = 46406208000.

The previous prime is 102102320987. The next prime is 102102321031. The reversal of 102102321002 is 200123201201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76727 + ... + 458357.

It is an arithmetic number, because the mean of its divisors is an integer number (10443168864).

Almost surely, 2^102102321002 is an apocalyptic number.

102102321002 is a deficient number, since it is larger than the sum of its proper divisors (64988380822).

102102321002 is a wasteful number, since it uses less digits than its factorization.

102102321002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393805.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 102102321002 its reverse (200123201201), we get a palindrome (302225522203).

The spelling of 102102321002 in words is "one hundred two billion, one hundred two million, three hundred twenty-one thousand, two".