220011201020 has 24 divisors (see below), whose sum is σ = 497563793664. Its totient is φ = 81234904896.

The previous prime is 220011200999. The next prime is 220011201029. The reversal of 220011201020 is 20102110022.

It is a happy number.

220011201020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 220011200992 and 220011201010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220011201029) by changing a digit.

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, 423098204 + ... + 423098723.

It is an arithmetic number, because the mean of its divisors is an integer number (20731824736).

Almost surely, 2^220011201020 is an apocalyptic number.

220011201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220011201020 is an abundant number, since it is smaller than the sum of its proper divisors (277552592644).

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

220011201020 is a wasteful number, since it uses less digits than its factorization.

220011201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846196949 (or 846196947 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 220011201020 its reverse (20102110022), we get a palindrome (240113311042).

The spelling of 220011201020 in words is "two hundred twenty billion, eleven million, two hundred one thousand, twenty".