22144341311 has 4 divisors (see below), whose sum is σ = 22144652232. Its totient is φ = 22144030392.

The previous prime is 22144341269. The next prime is 22144341337. The reversal of 22144341311 is 11314344122.

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 a de Polignac number, because none of the positive numbers 2^k-22144341311 is a prime.

It is a super-2 number, since 2×22144341311² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22144341341) 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, 10256 + ... + 210698.

It is an arithmetic number, because the mean of its divisors is an integer number (5536163058).

Almost surely, 2^22144341311 is an apocalyptic number.

22144341311 is a deficient number, since it is larger than the sum of its proper divisors (310921).

22144341311 is a wasteful number, since it uses less digits than its factorization.

22144341311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310920.

The product of its digits is 2304, while the sum is 26.

Adding to 22144341311 its reverse (11314344122), we get a palindrome (33458685433).

The spelling of 22144341311 in words is "twenty-two billion, one hundred forty-four million, three hundred forty-one thousand, three hundred eleven".