4221830223865 has 16 divisors (see below), whose sum is σ = 5364788289552. Its totient is φ = 3178445830144.

The previous prime is 4221830223857. The next prime is 4221830223881. The reversal of 4221830223865 is 5683220381224.

It can be written as a sum of positive squares in 8 ways, for example, as 1149184 + 4221829074681 = 1072^2 + 2054709^2 .

It is a cyclic number.

It is not a de Polignac number, because 4221830223865 - 2³ = 4221830223857 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1895914 + ... + 3469603.

It is an arithmetic number, because the mean of its divisors is an integer number (335299268097).

Almost surely, 2^{4221830223865} is an apocalyptic number.

It is an amenable number.

4221830223865 is a deficient number, since it is larger than the sum of its proper divisors (1142958065687).

4221830223865 is a wasteful number, since it uses less digits than its factorization.

4221830223865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5374796.

The product of its (nonzero) digits is 1105920, while the sum is 46.

The spelling of 4221830223865 in words is "four trillion, two hundred twenty-one billion, eight hundred thirty million, two hundred twenty-three thousand, eight hundred sixty-five".