4224400130021 has 4 divisors (see below), whose sum is σ = 4224592144032. Its totient is φ = 4224208116012.

The previous prime is 4224400130017. The next prime is 4224400130053. The reversal of 4224400130021 is 1200310044224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4224400130021 - 2² = 4224400130017 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 (4224400120021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95974001 + ... + 96018006.

It is an arithmetic number, because the mean of its divisors is an integer number (1056148036008).

Almost surely, 2^{4224400130021} is an apocalyptic number.

It is an amenable number.

4224400130021 is a deficient number, since it is larger than the sum of its proper divisors (192014011).

4224400130021 is a wasteful number, since it uses less digits than its factorization.

4224400130021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192014010.

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

Adding to 4224400130021 its reverse (1200310044224), we get a palindrome (5424710174245).

The spelling of 4224400130021 in words is "four trillion, two hundred twenty-four billion, four hundred million, one hundred thirty thousand, twenty-one".