11006105501 has 4 divisors (see below), whose sum is σ = 11011427100. Its totient is φ = 11000783904.

The previous prime is 11006105483. The next prime is 11006105519. The reversal of 11006105501 is 10550160011.

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

It is an interprime number because it is at equal distance from previous prime (11006105483) and next prime (11006105519).

It can be written as a sum of positive squares in 2 ways, for example, as 4847779876 + 6158325625 = 69626^2 + 78475^2 .

It is a cyclic number.

It is not a de Polignac number, because 11006105501 - 2¹⁴ = 11006089117 is a prime.

It is a super-2 number, since 2×11006105501² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11006102501) 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, 2657696 + ... + 2661833.

It is an arithmetic number, because the mean of its divisors is an integer number (2752856775).

Almost surely, 2^11006105501 is an apocalyptic number.

It is an amenable number.

11006105501 is a deficient number, since it is larger than the sum of its proper divisors (5321599).

11006105501 is an equidigital number, since it uses as much as digits as its factorization.

11006105501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5321598.

The product of its (nonzero) digits is 150, while the sum is 20.

Adding to 11006105501 its reverse (10550160011), we get a palindrome (21556265512).

The spelling of 11006105501 in words is "eleven billion, six million, one hundred five thousand, five hundred one".