11105561055611 has 8 divisors (see below), whose sum is σ = 12117508665264. Its totient is φ = 10094005304320.

The previous prime is 11105561055509. The next prime is 11105561055619. The reversal of 11105561055611 is 11655016550111.

11105561055611 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11105561055611 - 2³⁴ = 11088381186427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11105561055619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97905326 + ... + 98018691.

It is an arithmetic number, because the mean of its divisors is an integer number (1514688583158).

Almost surely, 2^{11105561055611} is an apocalyptic number.

11105561055611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11105561055611 is a deficient number, since it is larger than the sum of its proper divisors (1011947609653).

11105561055611 is a wasteful number, since it uses less digits than its factorization.

11105561055611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195929181.

The product of its (nonzero) digits is 22500, while the sum is 38.

The spelling of 11105561055611 in words is "eleven trillion, one hundred five billion, five hundred sixty-one million, fifty-five thousand, six hundred eleven".