102110111222 has 64 divisors (see below), whose sum is σ = 182062425600. Its totient is φ = 42024407040.

The previous prime is 102110111221. The next prime is 102110111249. The reversal of 102110111222 is 222111011201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 102110111197 and 102110111206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102110111221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88559798 + ... + 88560950.

It is an arithmetic number, because the mean of its divisors is an integer number (2844725400).

Almost surely, 2^102110111222 is an apocalyptic number.

102110111222 is a deficient number, since it is larger than the sum of its proper divisors (79952314378).

102110111222 is a wasteful number, since it uses less digits than its factorization.

102110111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102110111222 its reverse (222111011201), we get a palindrome (324221122423).

The spelling of 102110111222 in words is "one hundred two billion, one hundred ten million, one hundred eleven thousand, two hundred twenty-two".