201110220220112 has 160 divisors (see below), whose sum is σ = 465919744942080. Its totient is φ = 82313025500160.

The previous prime is 201110220220111. The next prime is 201110220220153. The reversal of 201110220220112 is 211022022011102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201110220220111) 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, 36621812 + ... + 41753772.

It is an arithmetic number, because the mean of its divisors is an integer number (2911998405888).

Almost surely, 2^{201110220220112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201110220220112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232959872471040).

201110220220112 is an abundant number, since it is smaller than the sum of its proper divisors (264809524721968).

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

201110220220112 is a wasteful number, since it uses less digits than its factorization.

201110220220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5132201 (or 5132195 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 201110220220112 its reverse (211022022011102), we get a palindrome (412132242231214).

The spelling of 201110220220112 in words is "two hundred one trillion, one hundred ten billion, two hundred twenty million, two hundred twenty thousand, one hundred twelve".