22320042243 has 8 divisors (see below), whose sum is σ = 29764981008. Its totient is φ = 14877565824.

The previous prime is 22320042233. The next prime is 22320042281. The reversal of 22320042243 is 34224002322.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22320042243 - 2⁵ = 22320042211 is a prime.

It is a super-3 number, since 3×22320042243³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22320042223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 594330 + ... + 630767.

It is an arithmetic number, because the mean of its divisors is an integer number (3720622626).

Almost surely, 2^22320042243 is an apocalyptic number.

22320042243 is a deficient number, since it is larger than the sum of its proper divisors (7444938765).

22320042243 is a wasteful number, since it uses less digits than its factorization.

22320042243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231173.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 22320042243 its reverse (34224002322), we get a palindrome (56544044565).

The spelling of 22320042243 in words is "twenty-two billion, three hundred twenty million, forty-two thousand, two hundred forty-three".