2111034243 has 4 divisors (see below), whose sum is σ = 2814712328. Its totient is φ = 1407356160.

The previous prime is 2111034239. The next prime is 2111034253. The reversal of 2111034243 is 3424301112.

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

It is not a de Polignac number, because 2111034243 - 2² = 2111034239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2111034203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351839038 + ... + 351839043.

It is an arithmetic number, because the mean of its divisors is an integer number (703678082).

Almost surely, 2^2111034243 is an apocalyptic number.

2111034243 is a deficient number, since it is larger than the sum of its proper divisors (703678085).

2111034243 is an equidigital number, since it uses as much as digits as its factorization.

2111034243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703678084.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2111034243 is about 45945.9926761845. The cubic root of 2111034243 is about 1282.8181403939.

Adding to 2111034243 its reverse (3424301112), we get a palindrome (5535335355).

The spelling of 2111034243 in words is "two billion, one hundred eleven million, thirty-four thousand, two hundred forty-three".