2102340211 has 4 divisors (see below), whose sum is σ = 2108692024. Its totient is φ = 2095988400.

The previous prime is 2102340199. The next prime is 2102340217. The reversal of 2102340211 is 1120432012.

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

It is a cyclic number.

It is not a de Polignac number, because 2102340211 - 2⁷ = 2102340083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102340217) 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, 3175410 + ... + 3176071.

It is an arithmetic number, because the mean of its divisors is an integer number (527173006).

Almost surely, 2^2102340211 is an apocalyptic number.

2102340211 is a deficient number, since it is larger than the sum of its proper divisors (6351813).

2102340211 is an equidigital number, since it uses as much as digits as its factorization.

2102340211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6351812.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2102340211 is about 45851.2836352484. The cubic root of 2102340211 is about 1281.0546749764.

Adding to 2102340211 its reverse (1120432012), we get a palindrome (3222772223).

The spelling of 2102340211 in words is "two billion, one hundred two million, three hundred forty thousand, two hundred eleven".