4422103550221 has 24 divisors (see below), whose sum is σ = 5270795665344. Its totient is φ = 3697242111360.

The previous prime is 4422103550201. The next prime is 4422103550297. The reversal of 4422103550221 is 1220553012244.

It is a happy number.

It is not a de Polignac number, because 4422103550221 - 2³⁹ = 3872347736333 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 (4422103550201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153141 + ... + 2977861.

It is an arithmetic number, because the mean of its divisors is an integer number (219616486056).

Almost surely, 2^{4422103550221} is an apocalyptic number.

It is an amenable number.

4422103550221 is a deficient number, since it is larger than the sum of its proper divisors (848692115123).

4422103550221 is a wasteful number, since it uses less digits than its factorization.

4422103550221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2825521 (or 2825514 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 4422103550221 its reverse (1220553012244), we get a palindrome (5642656562465).

The spelling of 4422103550221 in words is "four trillion, four hundred twenty-two billion, one hundred three million, five hundred fifty thousand, two hundred twenty-one".