22043340204331 has 24 divisors (see below), whose sum is σ = 23944233374640. Its totient is φ = 20281737994752.

The previous prime is 22043340204317. The next prime is 22043340204341. The reversal of 22043340204331 is 13340204334022.

It is a happy number.

It is not a de Polignac number, because 22043340204331 - 2⁷ = 22043340204203 is a prime.

It is a super-2 number, since 2×22043340204331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22043340204293 and 22043340204302.

It is not an unprimeable number, because it can be changed into a prime (22043340204341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1645080 + ... + 6840538.

It is an arithmetic number, because the mean of its divisors is an integer number (997676390610).

Almost surely, 2^{22043340204331} is an apocalyptic number.

22043340204331 is a deficient number, since it is larger than the sum of its proper divisors (1900893170309).

22043340204331 is a wasteful number, since it uses less digits than its factorization.

22043340204331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5195823 (or 5195806 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 22043340204331 its reverse (13340204334022), we get a palindrome (35383544538353).

The spelling of 22043340204331 in words is "twenty-two trillion, forty-three billion, three hundred forty million, two hundred four thousand, three hundred thirty-one".