11211775375 has 16 divisors (see below), whose sum is σ = 14008718880. Its totient is φ = 8958892800.

The previous prime is 11211775357. The next prime is 11211775391. The reversal of 11211775375 is 57357711211.

11211775375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11211775375 - 2¹⁹ = 11211251087 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 55167 + ... + 159583.

It is an arithmetic number, because the mean of its divisors is an integer number (875544930).

Almost surely, 2^11211775375 is an apocalyptic number.

11211775375 is a deficient number, since it is larger than the sum of its proper divisors (2796943505).

11211775375 is an equidigital number, since it uses as much as digits as its factorization.

11211775375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105291 (or 105281 counting only the distinct ones).

The product of its digits is 51450, while the sum is 40.

The spelling of 11211775375 in words is "eleven billion, two hundred eleven million, seven hundred seventy-five thousand, three hundred seventy-five".