222213403013221 has 8 divisors (see below), whose sum is σ = 227583633163040. Its totient is φ = 216852376344912.

The previous prime is 222213403013191. The next prime is 222213403013227. The reversal of 222213403013221 is 122310304312222.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 222213403013221 - 2¹³ = 222213403005029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222213403013221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222213403013227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2300821506 + ... + 2300918083.

It is an arithmetic number, because the mean of its divisors is an integer number (28447954145380).

Almost surely, 2^{222213403013221} is an apocalyptic number.

It is an amenable number.

222213403013221 is a deficient number, since it is larger than the sum of its proper divisors (5370230149819).

222213403013221 is a wasteful number, since it uses less digits than its factorization.

222213403013221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4601740755.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 222213403013221 its reverse (122310304312222), we get a palindrome (344523707325443).

The spelling of 222213403013221 in words is "two hundred twenty-two trillion, two hundred thirteen billion, four hundred three million, thirteen thousand, two hundred twenty-one".