220372222256 has 20 divisors (see below), whose sum is σ = 428479921512. Its totient is φ = 109796758656.

The previous prime is 220372222223. The next prime is 220372222297. The reversal of 220372222256 is 652222273022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24329861 + ... + 24338916.

Almost surely, 2^220372222256 is an apocalyptic number.

It is an amenable number.

220372222256 is a deficient number, since it is larger than the sum of its proper divisors (208107699256).

220372222256 is a wasteful number, since it uses less digits than its factorization.

220372222256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48669068 (or 48669062 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 35.

Adding to 220372222256 its reverse (652222273022), we get a palindrome (872594495278).

The spelling of 220372222256 in words is "two hundred twenty billion, three hundred seventy-two million, two hundred twenty-two thousand, two hundred fifty-six".