2212444243211 has 4 divisors (see below), whose sum is σ = 2212447285512. Its totient is φ = 2212441200912.

The previous prime is 2212444243157. The next prime is 2212444243231. The reversal of 2212444243211 is 1123424442122.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2212444243211 - 2¹⁰ = 2212444242187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212444243231) 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, 282800 + ... + 2122466.

It is an arithmetic number, because the mean of its divisors is an integer number (553111821378).

Almost surely, 2^{2212444243211} is an apocalyptic number.

2212444243211 is a deficient number, since it is larger than the sum of its proper divisors (3042301).

2212444243211 is a wasteful number, since it uses less digits than its factorization.

2212444243211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3042300.

The product of its digits is 24576, while the sum is 32.

Adding to 2212444243211 its reverse (1123424442122), we get a palindrome (3335868685333).

The spelling of 2212444243211 in words is "two trillion, two hundred twelve billion, four hundred forty-four million, two hundred forty-three thousand, two hundred eleven".