2216223221174 has 4 divisors (see below), whose sum is σ = 3324334831764. Its totient is φ = 1108111610586.

The previous prime is 2216223221143. The next prime is 2216223221207. The reversal of 2216223221174 is 4711223226122.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554055805292 + ... + 554055805295.

It is an arithmetic number, because the mean of its divisors is an integer number (831083707941).

Almost surely, 2^{2216223221174} is an apocalyptic number.

2216223221174 is a deficient number, since it is larger than the sum of its proper divisors (1108111610590).

2216223221174 is a wasteful number, since it uses less digits than its factorization.

2216223221174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108111610589.

The product of its digits is 32256, while the sum is 35.

Adding to 2216223221174 its reverse (4711223226122), we get a palindrome (6927446447296).

The spelling of 2216223221174 in words is "two trillion, two hundred sixteen billion, two hundred twenty-three million, two hundred twenty-one thousand, one hundred seventy-four".