2231244344211 has 4 divisors (see below), whose sum is σ = 2974992458952. Its totient is φ = 1487496229472.

The previous prime is 2231244344149. The next prime is 2231244344233. The reversal of 2231244344211 is 1124434421322.

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 2231244344211 - 2¹¹ = 2231244342163 is a prime.

It is a super-3 number, since 3×2231244344211³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2231244344311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371874057366 + ... + 371874057371.

It is an arithmetic number, because the mean of its divisors is an integer number (743748114738).

Almost surely, 2^{2231244344211} is an apocalyptic number.

2231244344211 is a deficient number, since it is larger than the sum of its proper divisors (743748114741).

2231244344211 is an equidigital number, since it uses as much as digits as its factorization.

2231244344211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743748114740.

The product of its digits is 36864, while the sum is 33.

Adding to 2231244344211 its reverse (1124434421322), we get a palindrome (3355678765533).

The spelling of 2231244344211 in words is "two trillion, two hundred thirty-one billion, two hundred forty-four million, three hundred forty-four thousand, two hundred eleven".