100011051111 has 16 divisors (see below), whose sum is σ = 134829969120. Its totient is φ = 65935434240.

The previous prime is 100011051103. The next prime is 100011051121. The reversal of 100011051111 is 111150110001.

It is a happy number.

It is not a de Polignac number, because 100011051111 - 2³ = 100011051103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100011051121) 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 15 ways as a sum of consecutive naturals, for example, 123150 + ... + 463883.

It is an arithmetic number, because the mean of its divisors is an integer number (8426873070).

Almost surely, 2^100011051111 is an apocalyptic number.

100011051111 is a deficient number, since it is larger than the sum of its proper divisors (34818918009).

100011051111 is a wasteful number, since it uses less digits than its factorization.

100011051111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587666.

The product of its (nonzero) digits is 5, while the sum is 12.

Adding to 100011051111 its reverse (111150110001), we get a palindrome (211161161112).

The spelling of 100011051111 in words is "one hundred billion, eleven million, fifty-one thousand, one hundred eleven".