220001202220 has 24 divisors (see below), whose sum is σ = 462612863664. Its totient is φ = 87884225856.

The previous prime is 220001202199. The next prime is 220001202241. The reversal of 220001202220 is 22202100022.

220001202220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (220001202199) and next prime (220001202241).

It is a self number, because there is not a number n which added to its sum of digits gives 220001202220.

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 7 ways as a sum of consecutive naturals, for example, 7250422 + ... + 7280701.

It is an arithmetic number, because the mean of its divisors is an integer number (19275535986).

Almost surely, 2^220001202220 is an apocalyptic number.

220001202220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220001202220 is an abundant number, since it is smaller than the sum of its proper divisors (242611661444).

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

220001202220 is a wasteful number, since it uses less digits than its factorization.

220001202220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14531889 (or 14531887 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 220001202220 its reverse (22202100022), we get a palindrome (242203302242).

The spelling of 220001202220 in words is "two hundred twenty billion, one million, two hundred two thousand, two hundred twenty".