11055556110999 has 4 divisors (see below), whose sum is σ = 14740741481336. Its totient is φ = 7370370740664.

The previous prime is 11055556110983. The next prime is 11055556111057. The reversal of 11055556110999 is 99901165555011.

It is a happy number.

11055556110999 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.

It is not a de Polignac number, because 11055556110999 - 2⁴ = 11055556110983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11055556110499) 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, 1842592685164 + ... + 1842592685169.

It is an arithmetic number, because the mean of its divisors is an integer number (3685185370334).

Almost surely, 2^{11055556110999} is an apocalyptic number.

11055556110999 is a deficient number, since it is larger than the sum of its proper divisors (3685185370337).

11055556110999 is an equidigital number, since it uses as much as digits as its factorization.

11055556110999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3685185370336.

The product of its (nonzero) digits is 2733750, while the sum is 57.

The spelling of 11055556110999 in words is "eleven trillion, fifty-five billion, five hundred fifty-six million, one hundred ten thousand, nine hundred ninety-nine".