11100101923 has 4 divisors (see below), whose sum is σ = 11103858720. Its totient is φ = 11096345128.

The previous prime is 11100101917. The next prime is 11100101933. The reversal of 11100101923 is 32910100111.

11100101923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32910100111 = 7 ⋅4701442873.

It is a cyclic number.

It is not a de Polignac number, because 11100101923 - 2²⁵ = 11066547491 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11100101923.

It is not an unprimeable number, because it can be changed into a prime (11100101933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1873963 + ... + 1879876.

It is an arithmetic number, because the mean of its divisors is an integer number (2775964680).

Almost surely, 2^11100101923 is an apocalyptic number.

11100101923 is a deficient number, since it is larger than the sum of its proper divisors (3756797).

11100101923 is an equidigital number, since it uses as much as digits as its factorization.

11100101923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3756796.

The product of its (nonzero) digits is 54, while the sum is 19.

The spelling of 11100101923 in words is "eleven billion, one hundred million, one hundred one thousand, nine hundred twenty-three".