102110102110 has 32 divisors (see below), whose sum is σ = 185654895264. Its totient is φ = 40431600000.

The previous prime is 102110102071. The next prime is 102110102113. The reversal of 102110102110 is 11201011201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102110102113) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9994905 + ... + 10005115.

It is an arithmetic number, because the mean of its divisors is an integer number (5801715477).

Almost surely, 2^102110102110 is an apocalyptic number.

102110102110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102110102110 is a deficient number, since it is larger than the sum of its proper divisors (83544793154).

102110102110 is a wasteful number, since it uses less digits than its factorization.

102110102110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20220.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 102110102110 its reverse (11201011201), we get a palindrome (113311113311).

Subtracting from 102110102110 its reverse (11201011201), we obtain a palindrome (90909090909).

The spelling of 102110102110 in words is "one hundred two billion, one hundred ten million, one hundred two thousand, one hundred ten".