110221210212 has 12 divisors (see below), whose sum is σ = 257182823856. Its totient is φ = 36740403400.

The previous prime is 110221210193. The next prime is 110221210219. The reversal of 110221210212 is 212012122011.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 110221210191 and 110221210200.

It is not an unprimeable number, because it can be changed into a prime (110221210219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4592550414 + ... + 4592550437.

It is an arithmetic number, because the mean of its divisors is an integer number (21431901988).

Almost surely, 2^110221210212 is an apocalyptic number.

110221210212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

110221210212 is an abundant number, since it is smaller than the sum of its proper divisors (146961613644).

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

110221210212 is a wasteful number, since it uses less digits than its factorization.

110221210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9185100858 (or 9185100856 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 110221210212 its reverse (212012122011), we get a palindrome (322233332223).

The spelling of 110221210212 in words is "one hundred ten billion, two hundred twenty-one million, two hundred ten thousand, two hundred twelve".