200001323111 has 4 divisors (see below), whose sum is σ = 200004155400. Its totient is φ = 199998490824.

The previous prime is 200001323107. The next prime is 200001323143. The reversal of 200001323111 is 111323100002.

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 200001323111 - 2² = 200001323107 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 (200001323611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1307441 + ... + 1452378.

It is an arithmetic number, because the mean of its divisors is an integer number (50001038850).

Almost surely, 2^200001323111 is an apocalyptic number.

200001323111 is a deficient number, since it is larger than the sum of its proper divisors (2832289).

200001323111 is an equidigital number, since it uses as much as digits as its factorization.

200001323111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832288.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 200001323111 its reverse (111323100002), we get a palindrome (311324423113).

The spelling of 200001323111 in words is "two hundred billion, one million, three hundred twenty-three thousand, one hundred eleven".