220222000220220 has 72 divisors (see below), whose sum is σ = 668060134385280. Its totient is φ = 58721172186240.

The previous prime is 220222000220141. The next prime is 220222000220249. The reversal of 220222000220220 is 22022000222022.

220222000220220 is a `hidden beast` number, since 2 + 2 + 0 + 2 + 220 + 0 + 0 + 220 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 220222000220193 and 220222000220202.

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 23 ways as a sum of consecutive naturals, for example, 46643215 + ... + 51147174.

Almost surely, 2^{220222000220220} is an apocalyptic number.

220222000220220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220222000220220 is an abundant number, since it is smaller than the sum of its proper divisors (447838134165060).

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

220222000220220 is a wasteful number, since it uses less digits than its factorization.

220222000220220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97802915 (or 97802910 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 220222000220220 its reverse (22022000222022), we get a palindrome (242244000442242).

The spelling of 220222000220220 in words is "two hundred twenty trillion, two hundred twenty-two billion, two hundred twenty thousand, two hundred twenty".