100100010111 has 4 divisors (see below), whose sum is σ = 133466680152. Its totient is φ = 66733340072.

The previous prime is 100100010097. The next prime is 100100010121. The reversal of 100100010111 is 111010001001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100100010111 - 2⁶ = 100100010047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100100010111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100100010121) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 16683335016 + ... + 16683335021.

It is an arithmetic number, because the mean of its divisors is an integer number (33366670038).

Almost surely, 2^100100010111 is an apocalyptic number.

100100010111 is a deficient number, since it is larger than the sum of its proper divisors (33366670041).

100100010111 is an equidigital number, since it uses as much as digits as its factorization.

100100010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33366670040.

The product of its (nonzero) digits is 1, while the sum is 6.

Adding to 100100010111 its reverse (111010001001), we get a palindrome (211110011112).

The spelling of 100100010111 in words is "one hundred billion, one hundred million, ten thousand, one hundred eleven".