221300222204 has 24 divisors (see below), whose sum is σ = 407723904000. Its totient is φ = 104809552560.

The previous prime is 221300222201. The next prime is 221300222207. The reversal of 221300222204 is 402222003122.

221300222204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (221300222201) and next prime (221300222207).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221300222201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247589 + ... + 709859.

It is an arithmetic number, because the mean of its divisors is an integer number (16988496000).

Almost surely, 2^221300222204 is an apocalyptic number.

It is an amenable number.

221300222204 is a deficient number, since it is larger than the sum of its proper divisors (186423681796).

221300222204 is a wasteful number, since it uses less digits than its factorization.

221300222204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468593 (or 468591 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 221300222204 its reverse (402222003122), we get a palindrome (623522225326).

The spelling of 221300222204 in words is "two hundred twenty-one billion, three hundred million, two hundred twenty-two thousand, two hundred four".