200021111220011 has 4 divisors (see below), whose sum is σ = 200024458745352. Its totient is φ = 200017763694672.

The previous prime is 200021111220001. The next prime is 200021111220071. The reversal of 200021111220011 is 110022111120002.

200021111220011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200021111220011 - 2¹⁰ = 200021111218987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200021111220001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1673673041 + ... + 1673792546.

It is an arithmetic number, because the mean of its divisors is an integer number (50006114686338).

Almost surely, 2^{200021111220011} is an apocalyptic number.

200021111220011 is a deficient number, since it is larger than the sum of its proper divisors (3347525341).

200021111220011 is an equidigital number, since it uses as much as digits as its factorization.

200021111220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3347525340.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 200021111220011 its reverse (110022111120002), we get a palindrome (310043222340013).

The spelling of 200021111220011 in words is "two hundred trillion, twenty-one billion, one hundred eleven million, two hundred twenty thousand, eleven".