110111220212 has 48 divisors (see below), whose sum is σ = 231677712000. Its totient is φ = 44790985344.

The previous prime is 110111220209. The next prime is 110111220253. The reversal of 110111220212 is 212022111011.

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

It is a congruent number.

It is an unprimeable number.

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, 1101287 + ... + 1197102.

It is an arithmetic number, because the mean of its divisors is an integer number (4826619000).

Almost surely, 2^110111220212 is an apocalyptic number.

It is an amenable number.

110111220212 is an abundant number, since it is smaller than the sum of its proper divisors (121566491788).

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

110111220212 is a wasteful number, since it uses less digits than its factorization.

110111220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298488 (or 2298486 counting only the distinct ones).

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

Adding to 110111220212 its reverse (212022111011), we get a palindrome (322133331223).

The spelling of 110111220212 in words is "one hundred ten billion, one hundred eleven million, two hundred twenty thousand, two hundred twelve".