4424223223021 has 8 divisors (see below), whose sum is σ = 5056283235584. Its totient is φ = 3792170241360.

The previous prime is 4424223223019. The next prime is 4424223223031. The reversal of 4424223223021 is 1203223224244.

It is a happy number.

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 4424223223021 - 2¹ = 4424223223019 is a prime.

It is a super-2 number, since 2×4424223223021² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4424223223001) 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, 332250 + ... + 2993131.

It is an arithmetic number, because the mean of its divisors is an integer number (632035404448).

Almost surely, 2^{4424223223021} is an apocalyptic number.

It is an amenable number.

4424223223021 is a deficient number, since it is larger than the sum of its proper divisors (632060012563).

4424223223021 is a wasteful number, since it uses less digits than its factorization.

4424223223021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3515451.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 4424223223021 its reverse (1203223224244), we get a palindrome (5627446447265).

The spelling of 4424223223021 in words is "four trillion, four hundred twenty-four billion, two hundred twenty-three million, two hundred twenty-three thousand, twenty-one".