100111093 has 4 divisors (see below), whose sum is σ = 100363660. Its totient is φ = 99858528.

The previous prime is 100111087. The next prime is 100111127. The reversal of 100111093 is 390111001.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29517489 + 70593604 = 5433^2 + 8402^2 .

It is a cyclic number.

It is not a de Polignac number, because 100111093 - 2⁵ = 100111061 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 (100111003) 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, 125688 + ... + 126481.

It is an arithmetic number, because the mean of its divisors is an integer number (25090915).

Almost surely, 2^100111093 is an apocalyptic number.

It is an amenable number.

100111093 is a deficient number, since it is larger than the sum of its proper divisors (252567).

100111093 is an equidigital number, since it uses as much as digits as its factorization.

100111093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252566.

The product of its (nonzero) digits is 27, while the sum is 16.

The square root of 100111093 is about 10005.5531081495. The cubic root of 100111093 is about 464.3307024268.

Adding to 100111093 its reverse (390111001), we get a palindrome (490222094).

The spelling of 100111093 in words is "one hundred million, one hundred eleven thousand, ninety-three".