200211000110021 has 8 divisors (see below), whose sum is σ = 203630854190040. Its totient is φ = 196817152525312.

The previous prime is 200211000109987. The next prime is 200211000110039. The reversal of 200211000110021 is 120011000112002.

It can be written as a sum of positive squares in 4 ways, for example, as 45733096890625 + 154477903219396 = 6762625^2 + 12428914^2 .

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 200211000110021 - 2¹⁰ = 200211000108997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200211000109984 and 200211000110011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200211000110621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6501608300 + ... + 6501639093.

It is an arithmetic number, because the mean of its divisors is an integer number (25453856773755).

Almost surely, 2^{200211000110021} is an apocalyptic number.

It is an amenable number.

200211000110021 is a deficient number, since it is larger than the sum of its proper divisors (3419854080019).

200211000110021 is a wasteful number, since it uses less digits than its factorization.

200211000110021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13003247655.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 200211000110021 its reverse (120011000112002), we get a palindrome (320222000222023).

The spelling of 200211000110021 in words is "two hundred trillion, two hundred eleven billion, one hundred ten thousand, twenty-one".