20212333200021 has 8 divisors (see below), whose sum is σ = 26974479508704. Its totient is φ = 13462537845680.

The previous prime is 20212333200011. The next prime is 20212333200023. The reversal of 20212333200021 is 12000233321202.

It is a happy number.

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 20212333200021 - 2¹³ = 20212333191829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20212333200023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3087734766 + ... + 3087741311.

It is an arithmetic number, because the mean of its divisors is an integer number (3371809938588).

Almost surely, 2^{20212333200021} is an apocalyptic number.

It is an amenable number.

20212333200021 is a deficient number, since it is larger than the sum of its proper divisors (6762146308683).

20212333200021 is a wasteful number, since it uses less digits than its factorization.

20212333200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6175477171.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20212333200021 its reverse (12000233321202), we get a palindrome (32212566521223).

The spelling of 20212333200021 in words is "twenty trillion, two hundred twelve billion, three hundred thirty-three million, two hundred thousand, twenty-one".