11011105005 has 8 divisors (see below), whose sum is σ = 17617768032. Its totient is φ = 5872589328.

The previous prime is 11011104997. The next prime is 11011105043. The reversal of 11011105005 is 50050111011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11011105005 - 2³ = 11011104997 is a prime.

It is a super-2 number, since 2×11011105005² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 734073667 = 11011105005 / (1 + 1 + 0 + 1 + 1 + 1 + 0 + 5 + 0 + 0 + 5).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367036819 + ... + 367036848.

It is an arithmetic number, because the mean of its divisors is an integer number (2202221004).

Almost surely, 2^11011105005 is an apocalyptic number.

11011105005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11011105005 is a deficient number, since it is larger than the sum of its proper divisors (6606663027).

11011105005 is an equidigital number, since it uses as much as digits as its factorization.

11011105005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734073675.

The product of its (nonzero) digits is 25, while the sum is 15.

Adding to 11011105005 its reverse (50050111011), we get a palindrome (61061216016).

The spelling of 11011105005 in words is "eleven billion, eleven million, one hundred five thousand, five".