102112110210 has 128 divisors (see below), whose sum is σ = 281612298240. Its totient is φ = 23435481600.

The previous prime is 102112110179. The next prime is 102112110253. The reversal of 102112110210 is 12011211201.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10785939 + ... + 10795401.

It is an arithmetic number, because the mean of its divisors is an integer number (2200096080).

Almost surely, 2^102112110210 is an apocalyptic number.

102112110210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 102112110210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140806149120).

102112110210 is an abundant number, since it is smaller than the sum of its proper divisors (179500188030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102112110210 is a wasteful number, since it uses less digits than its factorization.

102112110210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11224.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102112110210 its reverse (12011211201), we get a palindrome (114123321411).

The spelling of 102112110210 in words is "one hundred two billion, one hundred twelve million, one hundred ten thousand, two hundred ten".