100011211066 has 24 divisors (see below), whose sum is σ = 162521434044. Its totient is φ = 46137087360.

The previous prime is 100011211049. The next prime is 100011211067. The reversal of 100011211066 is 660112110001.

100011211066 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 76195441 + 99935015625 = 8729^2 + 316125^2 .

It is not an unprimeable number, because it can be changed into a prime (100011211067) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 653076 + ... + 791536.

Almost surely, 2^100011211066 is an apocalyptic number.

100011211066 is a deficient number, since it is larger than the sum of its proper divisors (62510222978).

100011211066 is a wasteful number, since it uses less digits than its factorization.

100011211066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140626 (or 140613 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 100011211066 its reverse (660112110001), we get a palindrome (760123321067).

The spelling of 100011211066 in words is "one hundred billion, eleven million, two hundred eleven thousand, sixty-six".