220002221210220 has 36 divisors (see below), whose sum is σ = 667340071004880. Its totient is φ = 58667258989344.

The previous prime is 220002221210183. The next prime is 220002221210353. The reversal of 220002221210220 is 22012122200022.

220002221210220 is a `hidden beast` number, since 2 + 200 + 0 + 2 + 221 + 21 + 0 + 220 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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 = 220002221210193 and 220002221210202.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 611117280960 + ... + 611117281319.

It is an arithmetic number, because the mean of its divisors is an integer number (18537224194580).

Almost surely, 2^{220002221210220} is an apocalyptic number.

220002221210220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220002221210220 is an abundant number, since it is smaller than the sum of its proper divisors (447337849794660).

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

220002221210220 is a wasteful number, since it uses less digits than its factorization.

220002221210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222234562294 (or 1222234562289 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 220002221210220 its reverse (22012122200022), we get a palindrome (242014343410242).

The spelling of 220002221210220 in words is "two hundred twenty trillion, two billion, two hundred twenty-one million, two hundred ten thousand, two hundred twenty".