100111133312111 has 4 divisors (see below), whose sum is σ = 100132910809272. Its totient is φ = 100089355814952.

The previous prime is 100111133312089. The next prime is 100111133312129. The reversal of 100111133312111 is 111213331111001.

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 100111133312111 - 2¹⁴ = 100111133295727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100111133314111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10888741685 + ... + 10888750878.

It is an arithmetic number, because the mean of its divisors is an integer number (25033227702318).

Almost surely, 2^{100111133312111} is an apocalyptic number.

100111133312111 is a deficient number, since it is larger than the sum of its proper divisors (21777497161).

100111133312111 is an equidigital number, since it uses as much as digits as its factorization.

100111133312111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21777497160.

The product of its (nonzero) digits is 54, while the sum is 20.

Adding to 100111133312111 its reverse (111213331111001), we get a palindrome (211324464423112).

The spelling of 100111133312111 in words is "one hundred trillion, one hundred eleven billion, one hundred thirty-three million, three hundred twelve thousand, one hundred eleven".