221222341314304 has 72 divisors (see below), whose sum is σ = 484957267023600. Its totient is φ = 99880739635200.

The previous prime is 221222341314283. The next prime is 221222341314379. The reversal of 221222341314304 is 403413143222122.

It is a self number, because there is not a number n which added to its sum of digits gives 221222341314304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263201457 + ... + 264040624.

It is an arithmetic number, because the mean of its divisors is an integer number (6735517597550).

Almost surely, 2^{221222341314304} is an apocalyptic number.

It is an amenable number.

221222341314304 is an abundant number, since it is smaller than the sum of its proper divisors (263734925709296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221222341314304 is a wasteful number, since it uses less digits than its factorization.

221222341314304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527242257 (or 527242243 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 221222341314304 its reverse (403413143222122), we get a palindrome (624635484536426).

The spelling of 221222341314304 in words is "two hundred twenty-one trillion, two hundred twenty-two billion, three hundred forty-one million, three hundred fourteen thousand, three hundred four".