200021101100022 has 128 divisors (see below), whose sum is σ = 422619762216960. Its totient is φ = 63030287738880.

The previous prime is 200021101100011. The next prime is 200021101100039. The reversal of 200021101100022 is 220001101120002.

It is a junction number, because it is equal to n+sod(n) for n = 200021101099980 and 200021101100007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2812053754 + ... + 2812124882.

It is an arithmetic number, because the mean of its divisors is an integer number (3301716892320).

Almost surely, 2^{200021101100022} is an apocalyptic number.

200021101100022 is an abundant number, since it is smaller than the sum of its proper divisors (222598661116938).

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

200021101100022 is a wasteful number, since it uses less digits than its factorization.

200021101100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72758.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200021101100022 its reverse (220001101120002), we get a palindrome (420022202220024).

The spelling of 200021101100022 in words is "two hundred trillion, twenty-one billion, one hundred one million, one hundred thousand, twenty-two".