22404222421223 has 4 divisors (see below), whose sum is σ = 23583392022360. Its totient is φ = 21225052820088.

The previous prime is 22404222421201. The next prime is 22404222421247. The reversal of 22404222421223 is 32212422240422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22404222421223 - 2¹⁶ = 22404222355687 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 22404222421223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22404222411223) 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 3 ways as a sum of consecutive naturals, for example, 589584800540 + ... + 589584800577.

It is an arithmetic number, because the mean of its divisors is an integer number (5895848005590).

Almost surely, 2^{22404222421223} is an apocalyptic number.

22404222421223 is a deficient number, since it is larger than the sum of its proper divisors (1179169601137).

22404222421223 is a wasteful number, since it uses less digits than its factorization.

22404222421223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179169601136.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 22404222421223 its reverse (32212422240422), we get a palindrome (54616644661645).

The spelling of 22404222421223 in words is "twenty-two trillion, four hundred four billion, two hundred twenty-two million, four hundred twenty-one thousand, two hundred twenty-three".