4224120023021 has 8 divisors (see below), whose sum is σ = 4500036923904. Its totient is φ = 3951251928000.

The previous prime is 4224120023003. The next prime is 4224120023023. The reversal of 4224120023021 is 1203200214224.

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

It is not a de Polignac number, because 4224120023021 - 2⁶ = 4224120022957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224120023023) 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, 762198605 + ... + 762204146.

It is an arithmetic number, because the mean of its divisors is an integer number (562504615488).

Almost surely, 2^{4224120023021} is an apocalyptic number.

It is an amenable number.

4224120023021 is a deficient number, since it is larger than the sum of its proper divisors (275916900883).

4224120023021 is a wasteful number, since it uses less digits than its factorization.

4224120023021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1524402931.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 4224120023021 its reverse (1203200214224), we get a palindrome (5427320237245).

The spelling of 4224120023021 in words is "four trillion, two hundred twenty-four billion, one hundred twenty million, twenty-three thousand, twenty-one".