200220101211021 has 64 divisors (see below), whose sum is σ = 295549412474880. Its totient is φ = 120006729722880.

The previous prime is 200220101211019. The next prime is 200220101211029. The reversal of 200220101211021 is 120112101022002.

It is not a de Polignac number, because 200220101211021 - 2¹ = 200220101211019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200220101211029) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 502769235 + ... + 503167311.

It is an arithmetic number, because the mean of its divisors is an integer number (4617959569920).

Almost surely, 2^{200220101211021} is an apocalyptic number.

It is an amenable number.

200220101211021 is a deficient number, since it is larger than the sum of its proper divisors (95329311263859).

200220101211021 is a wasteful number, since it uses less digits than its factorization.

200220101211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402234.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 200220101211021 its reverse (120112101022002), we get a palindrome (320332202233023).

The spelling of 200220101211021 in words is "two hundred trillion, two hundred twenty billion, one hundred one million, two hundred eleven thousand, twenty-one".