220200011002021 has 16 divisors (see below), whose sum is σ = 235538608337280. Its totient is φ = 205406641946880.

The previous prime is 220200011002007. The next prime is 220200011002061. The reversal of 220200011002021 is 120200110002022.

It is a happy number.

220200011002021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 220200011002021 - 2¹³ = 220200010993829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220200011001992 and 220200011002010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220200011002061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736645515 + ... + 736944376.

It is an arithmetic number, because the mean of its divisors is an integer number (14721163021080).

Almost surely, 2^{220200011002021} is an apocalyptic number.

It is an amenable number.

220200011002021 is a deficient number, since it is larger than the sum of its proper divisors (15338597335259).

220200011002021 is a wasteful number, since it uses less digits than its factorization.

220200011002021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473590076.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220200011002021 its reverse (120200110002022), we get a palindrome (340400121004043).

Subtracting from 220200011002021 its reverse (120200110002022), we obtain a palindrome (99999900999999).

The spelling of 220200011002021 in words is "two hundred twenty trillion, two hundred billion, eleven million, two thousand, twenty-one".