201100110101112 has 32 divisors (see below), whose sum is σ = 502764883235280. Its totient is φ = 67031422302720.

The previous prime is 201100110101081. The next prime is 201100110101161. The reversal of 201100110101112 is 211101011001102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120889873 + ... + 122542080.

Almost surely, 2^{201100110101112} is an apocalyptic number.

It is an amenable number.

201100110101112 is an abundant number, since it is smaller than the sum of its proper divisors (301664773134168).

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

201100110101112 is a wasteful number, since it uses less digits than its factorization.

201100110101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243466383 (or 243466379 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 201100110101112 its reverse (211101011001102), we get a palindrome (412201121102214).

The spelling of 201100110101112 in words is "two hundred one trillion, one hundred billion, one hundred ten million, one hundred one thousand, one hundred twelve".