4221023214244 has 12 divisors (see below), whose sum is σ = 7387315092864. Its totient is φ = 2110361759144.

The previous prime is 4221023214217. The next prime is 4221023214403. The reversal of 4221023214244 is 4424123201224.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37398604 + ... + 37511299.

It is an arithmetic number, because the mean of its divisors is an integer number (615609591072).

Almost surely, 2^{4221023214244} is an apocalyptic number.

It is an amenable number.

4221023214244 is a deficient number, since it is larger than the sum of its proper divisors (3166291878620).

4221023214244 is a wasteful number, since it uses less digits than its factorization.

4221023214244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74923994 (or 74923992 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 4221023214244 its reverse (4424123201224), we get a palindrome (8645146415468).

The spelling of 4221023214244 in words is "four trillion, two hundred twenty-one billion, twenty-three million, two hundred fourteen thousand, two hundred forty-four".