102111000020002 has 8 divisors (see below), whose sum is σ = 153649675109916. Its totient is φ = 50894441650032.

The previous prime is 102111000019979. The next prime is 102111000020077. The reversal of 102111000020002 is 200020000111201.

It can be written as a sum of positive squares in 2 ways, for example, as 101768329104841 + 342670915161 = 10088029^2 + 585381^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 80529179193 + ... + 80529180460.

Almost surely, 2^{102111000020002} is an apocalyptic number.

102111000020002 is a deficient number, since it is larger than the sum of its proper divisors (51538675089914).

102111000020002 is a wasteful number, since it uses less digits than its factorization.

102111000020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161058359972.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 102111000020002 its reverse (200020000111201), we get a palindrome (302131000131203).

The spelling of 102111000020002 in words is "one hundred two trillion, one hundred eleven billion, twenty thousand, two".