201100011102 has 24 divisors (see below), whose sum is σ = 436127398200. Its totient is φ = 66970151280.

The previous prime is 201100011097. The next prime is 201100011131. The reversal of 201100011102 is 201110001102.

It is a happy number.

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

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 11 ways as a sum of consecutive naturals, for example, 5245852 + ... + 5284047.

It is an arithmetic number, because the mean of its divisors is an integer number (18171974925).

Almost surely, 2^201100011102 is an apocalyptic number.

201100011102 is an abundant number, since it is smaller than the sum of its proper divisors (235027387098).

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

201100011102 is a wasteful number, since it uses less digits than its factorization.

201100011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10530968 (or 10530965 counting only the distinct ones).

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

Adding to 201100011102 its reverse (201110001102), we get a palindrome (402210012204).

The spelling of 201100011102 in words is "two hundred one billion, one hundred million, eleven thousand, one hundred two".