100111110133 has 4 divisors (see below), whose sum is σ = 100112070240. Its totient is φ = 100110150028.

The previous prime is 100111110107. The next prime is 100111110137. The reversal of 100111110133 is 331011111001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 331011111001 = 8363 ⋅39580427.

It is a cyclic number.

It is not a de Polignac number, because 100111110133 - 2²⁵ = 100077555701 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 (100111110137) 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, 301513 + ... + 539566.

It is an arithmetic number, because the mean of its divisors is an integer number (25028017560).

Almost surely, 2^100111110133 is an apocalyptic number.

It is an amenable number.

100111110133 is a deficient number, since it is larger than the sum of its proper divisors (960107).

100111110133 is an equidigital number, since it uses as much as digits as its factorization.

100111110133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960106.

The product of its (nonzero) digits is 9, while the sum is 13.

Adding to 100111110133 its reverse (331011111001), we get a palindrome (431122221134).

The spelling of 100111110133 in words is "one hundred billion, one hundred eleven million, one hundred ten thousand, one hundred thirty-three".