2111235045055 has 4 divisors (see below), whose sum is σ = 2533482054072. Its totient is φ = 1688988036040.

The previous prime is 2111235044999. The next prime is 2111235045067. The reversal of 2111235045055 is 5505405321112.

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

It is not a de Polignac number, because 2111235045055 - 2⁷ = 2111235044927 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2111235045055.

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, 211123504501 + ... + 211123504510.

It is an arithmetic number, because the mean of its divisors is an integer number (633370513518).

Almost surely, 2^{2111235045055} is an apocalyptic number.

2111235045055 is a deficient number, since it is larger than the sum of its proper divisors (422247009017).

2111235045055 is an equidigital number, since it uses as much as digits as its factorization.

2111235045055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422247009016.

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 2111235045055 in words is "two trillion, one hundred eleven billion, two hundred thirty-five million, forty-five thousand, fifty-five".