200212111 has 16 divisors (see below), whose sum is σ = 235636128. Its totient is φ = 168064000.

The previous prime is 200212099. The next prime is 200212123. The reversal of 200212111 is 111212002.

It is an interprime number because it is at equal distance from previous prime (200212099) and next prime (200212123).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200212111 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 (200212141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190 + ... + 20011.

It is an arithmetic number, because the mean of its divisors is an integer number (14727258).

Almost surely, 2^200212111 is an apocalyptic number.

200212111 is a deficient number, since it is larger than the sum of its proper divisors (35424017).

200212111 is a wasteful number, since it uses less digits than its factorization.

200212111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20282.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 200212111 is about 14149.6328927644. The cubic root of 200212111 is about 585.0102133751.

Adding to 200212111 its reverse (111212002), we get a palindrome (311424113).

The spelling of 200212111 in words is "two hundred million, two hundred twelve thousand, one hundred eleven".