200121000212111 has 8 divisors (see below), whose sum is σ = 218376969689424. Its totient is φ = 181875555947520.

The previous prime is 200121000212087. The next prime is 200121000212153. The reversal of 200121000212111 is 111212000121002.

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 200121000212111 - 2²² = 200120996017807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200121000212411) 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, 2631263420 + ... + 2631339473.

It is an arithmetic number, because the mean of its divisors is an integer number (27297121211178).

Almost surely, 2^{200121000212111} is an apocalyptic number.

200121000212111 is a deficient number, since it is larger than the sum of its proper divisors (18255969477313).

200121000212111 is a wasteful number, since it uses less digits than its factorization.

200121000212111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5262606361.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 200121000212111 its reverse (111212000121002), we get a palindrome (311333000333113).

The spelling of 200121000212111 in words is "two hundred trillion, one hundred twenty-one billion, two hundred twelve thousand, one hundred eleven".