2311330013211 has 8 divisors (see below), whose sum is σ = 3089695649040. Its totient is φ = 1536925526432.

The previous prime is 2311330013203. The next prime is 2311330013227. The reversal of 2311330013211 is 1123100331132.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2311330013211 - 2³ = 2311330013203 is a prime.

It is a super-2 number, since 2×2311330013211² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2311330013911) 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 7 ways as a sum of consecutive naturals, for example, 990285900 + ... + 990288233.

It is an arithmetic number, because the mean of its divisors is an integer number (386211956130).

Almost surely, 2^{2311330013211} is an apocalyptic number.

2311330013211 is a deficient number, since it is larger than the sum of its proper divisors (778365635829).

2311330013211 is a wasteful number, since it uses less digits than its factorization.

2311330013211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1980574525.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 2311330013211 its reverse (1123100331132), we get a palindrome (3434430344343).

The spelling of 2311330013211 in words is "two trillion, three hundred eleven billion, three hundred thirty million, thirteen thousand, two hundred eleven".