4221384703581 has 8 divisors (see below), whose sum is σ = 5629402284480. Its totient is φ = 2813811795872.

The previous prime is 4221384703531. The next prime is 4221384703589. The reversal of 4221384703581 is 1853074831224.

It is a happy number.

4221384703581 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4221384703581 - 2⁶ = 4221384703517 is a prime.

It is a super-2 number, since 2×4221384703581² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4221384703581.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221384703589) 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, 111146145 + ... + 111184118.

It is an arithmetic number, because the mean of its divisors is an integer number (703675285560).

Almost surely, 2^{4221384703581} is an apocalyptic number.

It is an amenable number.

4221384703581 is a deficient number, since it is larger than the sum of its proper divisors (1408017580899).

4221384703581 is a wasteful number, since it uses less digits than its factorization.

4221384703581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222336595.

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 4221384703581 in words is "four trillion, two hundred twenty-one billion, three hundred eighty-four million, seven hundred three thousand, five hundred eighty-one".