200010122221211 has 4 divisors (see below), whose sum is σ = 200134121058672. Its totient is φ = 199886123383752.

The previous prime is 200010122221199. The next prime is 200010122221241. The reversal of 200010122221211 is 112122221010002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200010122221211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200010122221211.

It is not an unprimeable number, because it can be changed into a prime (200010122221241) 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, 61999416311 + ... + 61999419536.

It is an arithmetic number, because the mean of its divisors is an integer number (50033530264668).

Almost surely, 2^{200010122221211} is an apocalyptic number.

200010122221211 is a deficient number, since it is larger than the sum of its proper divisors (123998837461).

200010122221211 is a wasteful number, since it uses less digits than its factorization.

200010122221211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123998837460.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 200010122221211 its reverse (112122221010002), we get a palindrome (312132343231213).

The spelling of 200010122221211 in words is "two hundred trillion, ten billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred eleven".