11100231010109 has 2 divisors, whose sum is σ = 11100231010110. Its totient is φ = 11100231010108.

The previous prime is 11100231010097. The next prime is 11100231010111. The reversal of 11100231010109 is 90101013200111.

It is a happy number.

11100231010109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11035484680900 + 64746329209 = 3321970^2 + 254453^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100231010109 - 2²⁸ = 11099962574653 is a prime.

Together with 11100231010111, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11100231010189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550115505054 + 5550115505055.

It is an arithmetic number, because the mean of its divisors is an integer number (5550115505055).

Almost surely, 2^{11100231010109} is an apocalyptic number.

It is an amenable number.

11100231010109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100231010109 is an equidigital number, since it uses as much as digits as its factorization.

11100231010109 is an evil number, because the sum of its binary digits is even.

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

The spelling of 11100231010109 in words is "eleven trillion, one hundred billion, two hundred thirty-one million, ten thousand, one hundred nine".