221313013222 has 8 divisors (see below), whose sum is σ = 379393736976. Its totient is φ = 94848434232.

The previous prime is 221313013219. The next prime is 221313013303. The reversal of 221313013222 is 222310313122.

221313013222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×221313013222² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221313013193 and 221313013202.

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 3 ways as a sum of consecutive naturals, for example, 7904036173 + ... + 7904036200.

It is an arithmetic number, because the mean of its divisors is an integer number (47424217122).

Almost surely, 2^221313013222 is an apocalyptic number.

221313013222 is a deficient number, since it is larger than the sum of its proper divisors (158080723754).

221313013222 is a wasteful number, since it uses less digits than its factorization.

221313013222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15808072382.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 221313013222 its reverse (222310313122), we get a palindrome (443623326344).

The spelling of 221313013222 in words is "two hundred twenty-one billion, three hundred thirteen million, thirteen thousand, two hundred twenty-two".