22223222423243 has 8 divisors (see below), whose sum is σ = 22228017822720. Its totient is φ = 22218427302760.

The previous prime is 22223222423153. The next prime is 22223222423293. The reversal of 22223222423243 is 34232422232222.

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

It is a cyclic number.

It is not a de Polignac number, because 22223222423243 - 2¹⁴ = 22223222406859 is a prime.

It is a super-2 number, since 2×22223222423243² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22223222423293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253301738 + ... + 253389456.

It is an arithmetic number, because the mean of its divisors is an integer number (2778502227840).

Almost surely, 2^{22223222423243} is an apocalyptic number.

22223222423243 is a deficient number, since it is larger than the sum of its proper divisors (4795399477).

22223222423243 is an equidigital number, since it uses as much as digits as its factorization.

22223222423243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139497.

The product of its digits is 221184, while the sum is 35.

Adding to 22223222423243 its reverse (34232422232222), we get a palindrome (56455644655465).

The spelling of 22223222423243 in words is "twenty-two trillion, two hundred twenty-three billion, two hundred twenty-two million, four hundred twenty-three thousand, two hundred forty-three".