220200210021 has 8 divisors (see below), whose sum is σ = 320291214624. Its totient is φ = 133454672720.

The previous prime is 220200210019. The next prime is 220200210101. The reversal of 220200210021 is 120012002022.

220200210021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220200210021 - 2¹ = 220200210019 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 220200209979 and 220200210006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220200212021) 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, 3336366786 + ... + 3336366851.

It is an arithmetic number, because the mean of its divisors is an integer number (40036401828).

Almost surely, 2^220200210021 is an apocalyptic number.

It is an amenable number.

220200210021 is a deficient number, since it is larger than the sum of its proper divisors (100091004603).

220200210021 is a wasteful number, since it uses less digits than its factorization.

220200210021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6672733651.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 220200210021 its reverse (120012002022), we get a palindrome (340212212043).

The spelling of 220200210021 in words is "two hundred twenty billion, two hundred million, two hundred ten thousand, twenty-one".