200001220311 has 32 divisors (see below), whose sum is σ = 274978851840. Its totient is φ = 129239300736.

The previous prime is 200001220297. The next prime is 200001220379. The reversal of 200001220311 is 113022100002.

It is not a de Polignac number, because 200001220311 - 2⁷ = 200001220183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200001220511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6781345 + ... + 6810773.

It is an arithmetic number, because the mean of its divisors is an integer number (8593089120).

Almost surely, 2^200001220311 is an apocalyptic number.

200001220311 is a deficient number, since it is larger than the sum of its proper divisors (74977631529).

200001220311 is a wasteful number, since it uses less digits than its factorization.

200001220311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29943.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 200001220311 its reverse (113022100002), we get a palindrome (313023320313).

The spelling of 200001220311 in words is "two hundred billion, one million, two hundred twenty thousand, three hundred eleven".