221002310222 has 32 divisors (see below), whose sum is σ = 363198729600. Its totient is φ = 100455290208.

The previous prime is 221002310183. The next prime is 221002310237. The reversal of 221002310222 is 222013200122.

221002310222 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×221002310222² (a number of 23 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 221002310222.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 435548 + ... + 794799.

It is an arithmetic number, because the mean of its divisors is an integer number (11349960300).

Almost surely, 2^221002310222 is an apocalyptic number.

221002310222 is a deficient number, since it is larger than the sum of its proper divisors (142196419378).

221002310222 is a wasteful number, since it uses less digits than its factorization.

221002310222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230560.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 221002310222 its reverse (222013200122), we get a palindrome (443015510344).

The spelling of 221002310222 in words is "two hundred twenty-one billion, two million, three hundred ten thousand, two hundred twenty-two".