102143885338 has 16 divisors (see below), whose sum is σ = 169434193536. Its totient is φ = 45793023840.

The previous prime is 102143885329. The next prime is 102143885377. The reversal of 102143885338 is 833588341201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31799106 + ... + 31802317.

It is an arithmetic number, because the mean of its divisors is an integer number (10589637096).

Almost surely, 2^102143885338 is an apocalyptic number.

102143885338 is a deficient number, since it is larger than the sum of its proper divisors (67290308198).

102143885338 is a wasteful number, since it uses less digits than its factorization.

102143885338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63601509.

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 102143885338 in words is "one hundred two billion, one hundred forty-three million, eight hundred eighty-five thousand, three hundred thirty-eight".