200121110010211 has 8 divisors (see below), whose sum is σ = 216092829869840. Its totient is φ = 184231931339232.

The previous prime is 200121110010193. The next prime is 200121110010247. The reversal of 200121110010211 is 112010011121002.

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 200121110010211 - 2¹¹ = 200121110008163 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200121110010191 and 200121110010200.

It is not an unprimeable number, because it can be changed into a prime (200121110010271) 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, 20635292121 + ... + 20635301818.

It is an arithmetic number, because the mean of its divisors is an integer number (27011603733730).

Almost surely, 2^{200121110010211} is an apocalyptic number.

200121110010211 is a deficient number, since it is larger than the sum of its proper divisors (15971719859629).

200121110010211 is a wasteful number, since it uses less digits than its factorization.

200121110010211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41270594325.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 200121110010211 its reverse (112010011121002), we get a palindrome (312131121131213).

The spelling of 200121110010211 in words is "two hundred trillion, one hundred twenty-one billion, one hundred ten million, ten thousand, two hundred eleven".