11050105501 has 4 divisors (see below), whose sum is σ = 11054816032. Its totient is φ = 11045394972.

The previous prime is 11050105477. The next prime is 11050105511. The reversal of 11050105501 is 10550105011.

It is a happy number.

11050105501 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11050105501 - 2¹³ = 11050097309 is a prime.

It is a super-2 number, since 2×11050105501² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11050105511) 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, 2351745 + ... + 2356438.

It is an arithmetic number, because the mean of its divisors is an integer number (2763704008).

Almost surely, 2^11050105501 is an apocalyptic number.

It is an amenable number.

11050105501 is a deficient number, since it is larger than the sum of its proper divisors (4710531).

11050105501 is an equidigital number, since it uses as much as digits as its factorization.

11050105501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4710530.

The product of its (nonzero) digits is 125, while the sum is 19.

The spelling of 11050105501 in words is "eleven billion, fifty million, one hundred five thousand, five hundred one".