2011200323311 has 4 divisors (see below), whose sum is σ = 2011301089672. Its totient is φ = 2011099556952.

The previous prime is 2011200323201. The next prime is 2011200323369. The reversal of 2011200323311 is 1133230021102.

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 2011200323311 - 2¹³ = 2011200315119 is a prime.

It is a super-3 number, since 3×2011200323311³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011200324311) 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, 50353236 + ... + 50393161.

It is an arithmetic number, because the mean of its divisors is an integer number (502825272418).

Almost surely, 2^{2011200323311} is an apocalyptic number.

2011200323311 is a deficient number, since it is larger than the sum of its proper divisors (100766361).

2011200323311 is a wasteful number, since it uses less digits than its factorization.

2011200323311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100766360.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2011200323311 its reverse (1133230021102), we get a palindrome (3144430344413).

The spelling of 2011200323311 in words is "two trillion, eleven billion, two hundred million, three hundred twenty-three thousand, three hundred eleven".