200211120011121 has 4 divisors (see below), whose sum is σ = 266948160014832. Its totient is φ = 133474080007412.

The previous prime is 200211120011117. The next prime is 200211120011183. The reversal of 200211120011121 is 121110021112002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200211120011121 - 2² = 200211120011117 is a prime.

It is a super-2 number, since 2×200211120011121² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 200211120011121.

It is not an unprimeable number, because it can be changed into a prime (200211120011521) 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 3 ways as a sum of consecutive naturals, for example, 33368520001851 + ... + 33368520001856.

It is an arithmetic number, because the mean of its divisors is an integer number (66737040003708).

Almost surely, 2^{200211120011121} is an apocalyptic number.

It is an amenable number.

200211120011121 is a deficient number, since it is larger than the sum of its proper divisors (66737040003711).

200211120011121 is an equidigital number, since it uses as much as digits as its factorization.

200211120011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66737040003710.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 200211120011121 its reverse (121110021112002), we get a palindrome (321321141123123).

The spelling of 200211120011121 in words is "two hundred trillion, two hundred eleven billion, one hundred twenty million, eleven thousand, one hundred twenty-one".