22352312043 has 8 divisors (see below), whose sum is σ = 33114536400. Its totient is φ = 14901541344.

The previous prime is 22352312027. The next prime is 22352312051. The reversal of 22352312043 is 34021325322.

22352312043 is a `hidden beast` number, since 223 + 5 + 231 + 204 + 3 = 666.

It is not a de Polignac number, because 22352312043 - 2⁴ = 22352312027 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 827863409 = 22352312043 / (2 + 2 + 3 + 5 + 2 + 3 + 1 + 2 + 0 + 4 + 3).

It is a junction number, because it is equal to n+sod(n) for n = 22352311998 and 22352312016.

It is not an unprimeable number, because it can be changed into a prime (22352312083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413931678 + ... + 413931731.

It is an arithmetic number, because the mean of its divisors is an integer number (4139317050).

Almost surely, 2^22352312043 is an apocalyptic number.

22352312043 is a deficient number, since it is larger than the sum of its proper divisors (10762224357).

22352312043 is an equidigital number, since it uses as much as digits as its factorization.

22352312043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827863418 (or 827863412 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 22352312043 its reverse (34021325322), we get a palindrome (56373637365).

The spelling of 22352312043 in words is "twenty-two billion, three hundred fifty-two million, three hundred twelve thousand, forty-three".