22424222023423 has 4 divisors (see below), whose sum is σ = 24462787661928. Its totient is φ = 20385656384920.

The previous prime is 22424222023373. The next prime is 22424222023433. The reversal of 22424222023423 is 32432022242422.

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 22424222023423 - 2⁹ = 22424222022911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22424222023433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1019282819236 + ... + 1019282819257.

It is an arithmetic number, because the mean of its divisors is an integer number (6115696915482).

Almost surely, 2^{22424222023423} is an apocalyptic number.

22424222023423 is a deficient number, since it is larger than the sum of its proper divisors (2038565638505).

22424222023423 is a wasteful number, since it uses less digits than its factorization.

22424222023423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2038565638504.

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 22424222023423 its reverse (32432022242422), we get a palindrome (54856244265845).

The spelling of 22424222023423 in words is "twenty-two trillion, four hundred twenty-four billion, two hundred twenty-two million, twenty-three thousand, four hundred twenty-three".