2102244210211 has 4 divisors (see below), whose sum is σ = 2123058509424. Its totient is φ = 2081429911000.

The previous prime is 2102244210197. The next prime is 2102244210217. The reversal of 2102244210211 is 1120124422012.

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 2102244210211 - 2¹⁹ = 2102243685923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102244210217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10407149455 + ... + 10407149656.

It is an arithmetic number, because the mean of its divisors is an integer number (530764627356).

Almost surely, 2^{2102244210211} is an apocalyptic number.

2102244210211 is a deficient number, since it is larger than the sum of its proper divisors (20814299213).

2102244210211 is a wasteful number, since it uses less digits than its factorization.

2102244210211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20814299212.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 2102244210211 its reverse (1120124422012), we get a palindrome (3222368632223).

The spelling of 2102244210211 in words is "two trillion, one hundred two billion, two hundred forty-four million, two hundred ten thousand, two hundred eleven".