22402344243 has 8 divisors (see below), whose sum is σ = 29877171088. Its totient is φ = 14931206784.

The previous prime is 22402344233. The next prime is 22402344247. The reversal of 22402344243 is 34244320422.

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

It is not a de Polignac number, because 22402344243 - 2⁶ = 22402344179 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22402344243.

It is not an unprimeable number, because it can be changed into a prime (22402344247) 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 7 ways as a sum of consecutive naturals, for example, 908146 + ... + 932487.

It is an arithmetic number, because the mean of its divisors is an integer number (3734646386).

Almost surely, 2^22402344243 is an apocalyptic number.

22402344243 is a deficient number, since it is larger than the sum of its proper divisors (7474826845).

22402344243 is a wasteful number, since it uses less digits than its factorization.

22402344243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1844693.

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 22402344243 its reverse (34244320422), we get a palindrome (56646664665).

The spelling of 22402344243 in words is "twenty-two billion, four hundred two million, three hundred forty-four thousand, two hundred forty-three".