102000220110 has 128 divisors (see below), whose sum is σ = 277235827200. Its totient is φ = 26678626560.

The previous prime is 102000220079. The next prime is 102000220139. The reversal of 102000220110 is 11022000201.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 102000220092 and 102000220101.

It is a congruent number.

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, 7273005 + ... + 7287015.

It is an arithmetic number, because the mean of its divisors is an integer number (2165904900).

Almost surely, 2^102000220110 is an apocalyptic number.

102000220110 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 102000220110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138617913600).

102000220110 is an abundant number, since it is smaller than the sum of its proper divisors (175235607090).

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

102000220110 is a wasteful number, since it uses less digits than its factorization.

102000220110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14543 (or 14537 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 102000220110 its reverse (11022000201), we get a palindrome (113022220311).

The spelling of 102000220110 in words is "one hundred two billion, two hundred twenty thousand, one hundred ten".