200412212111 has 4 divisors (see below), whose sum is σ = 200646066192. Its totient is φ = 200178358032.

The previous prime is 200412212009. The next prime is 200412212141. The reversal of 200412212111 is 111212214002.

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 200412212111 - 2¹⁸ = 200411949967 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 200412212111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200412212141) 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, 116925755 + ... + 116927468.

It is an arithmetic number, because the mean of its divisors is an integer number (50161516548).

Almost surely, 2^200412212111 is an apocalyptic number.

200412212111 is a deficient number, since it is larger than the sum of its proper divisors (233854081).

200412212111 is an equidigital number, since it uses as much as digits as its factorization.

200412212111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233854080.

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

Adding to 200412212111 its reverse (111212214002), we get a palindrome (311624426113).

The spelling of 200412212111 in words is "two hundred billion, four hundred twelve million, two hundred twelve thousand, one hundred eleven".