200011001211211 has 4 divisors (see below), whose sum is σ = 200011106386000. Its totient is φ = 200010896036424.

The previous prime is 200011001211127. The next prime is 200011001211269. The reversal of 200011001211211 is 112112100110002.

It is a happy number.

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 200011001211211 - 2⁷ = 200011001211083 is a prime.

It is a super-2 number, since 2×200011001211211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200011001211191 and 200011001211200.

It is not an unprimeable number, because it can be changed into a prime (200011001211811) 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, 49681311 + ... + 53556088.

It is an arithmetic number, because the mean of its divisors is an integer number (50002776596500).

Almost surely, 2^{200011001211211} is an apocalyptic number.

200011001211211 is a deficient number, since it is larger than the sum of its proper divisors (105174789).

200011001211211 is a wasteful number, since it uses less digits than its factorization.

200011001211211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105174788.

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

Adding to 200011001211211 its reverse (112112100110002), we get a palindrome (312123101321213).

The spelling of 200011001211211 in words is "two hundred trillion, eleven billion, one million, two hundred eleven thousand, two hundred eleven".