11005600110055 has 4 divisors (see below), whose sum is σ = 13206720132072. Its totient is φ = 8804480088040.

The previous prime is 11005600109993. The next prime is 11005600110077. The reversal of 11005600110055 is 55001100650011.

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

It is not a de Polignac number, because 11005600110055 - 2⁷ = 11005600109927 is a prime.

It is a super-2 number, since 2×11005600110055² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100560011001 + ... + 1100560011010.

It is an arithmetic number, because the mean of its divisors is an integer number (3301680033018).

Almost surely, 2^{11005600110055} is an apocalyptic number.

11005600110055 is a deficient number, since it is larger than the sum of its proper divisors (2201120022017).

11005600110055 is an equidigital number, since it uses as much as digits as its factorization.

11005600110055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2201120022016.

The product of its (nonzero) digits is 750, while the sum is 25.

Adding to 11005600110055 its reverse (55001100650011), we get a palindrome (66006700760066).

The spelling of 11005600110055 in words is "eleven trillion, five billion, six hundred million, one hundred ten thousand, fifty-five".