201110100000012 has 144 divisors (see below), whose sum is σ = 583929017817600. Its totient is φ = 57168860120064.

The previous prime is 201110099999993. The next prime is 201110100000013. The reversal of 201110100000012 is 210000001011102.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (201110100000013) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1418264988 + ... + 1418406780.

Almost surely, 2^{201110100000012} 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 201110100000012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291964508908800).

201110100000012 is an abundant number, since it is smaller than the sum of its proper divisors (382818917817588).

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

201110100000012 is a wasteful number, since it uses less digits than its factorization.

201110100000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170292 (or 170287 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 201110100000012 its reverse (210000001011102), we get a palindrome (411110101011114).

The spelling of 201110100000012 in words is "two hundred one trillion, one hundred ten billion, one hundred million, twelve", and thus it is an aban number.