22343242442442 has 8 divisors (see below), whose sum is σ = 44686484884896. Its totient is φ = 7447747480812.

The previous prime is 22343242442377. The next prime is 22343242442453. The reversal of 22343242442442 is 24424424234322.

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

22343242442442 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 22343242442394 and 22343242442403.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1861936870198 + ... + 1861936870209.

It is an arithmetic number, because the mean of its divisors is an integer number (5585810610612).

Almost surely, 2^{22343242442442} is an apocalyptic number.

22343242442442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22343242442442 is a wasteful number, since it uses less digits than its factorization.

22343242442442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3723873740412.

The product of its digits is 2359296, while the sum is 42.

Adding to 22343242442442 its reverse (24424424234322), we get a palindrome (46767666676764).

The spelling of 22343242442442 in words is "twenty-two trillion, three hundred forty-three billion, two hundred forty-two million, four hundred forty-two thousand, four hundred forty-two".