200123030211 has 16 divisors (see below), whose sum is σ = 293470109184. Its totient is φ = 120532364064.

The previous prime is 200123030209. The next prime is 200123030293. The reversal of 200123030211 is 112030321002.

It is not a de Polignac number, because 200123030211 - 2¹ = 200123030209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200123030111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54587101 + ... + 54590766.

It is an arithmetic number, because the mean of its divisors is an integer number (18341881824).

Almost surely, 2^200123030211 is an apocalyptic number.

200123030211 is a deficient number, since it is larger than the sum of its proper divisors (93347078973).

200123030211 is a wasteful number, since it uses less digits than its factorization.

200123030211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109177930.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 200123030211 its reverse (112030321002), we get a palindrome (312153351213).

The spelling of 200123030211 in words is "two hundred billion, one hundred twenty-three million, thirty thousand, two hundred eleven".