2113011303311 has 8 divisors (see below), whose sum is σ = 2170207543920. Its totient is φ = 2055819685248.

The previous prime is 2113011303307. The next prime is 2113011303323. The reversal of 2113011303311 is 1133031103112.

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 2113011303311 - 2² = 2113011303307 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 (2113011303371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218906 + ... + 2067351.

It is an arithmetic number, because the mean of its divisors is an integer number (271275942990).

Almost surely, 2^{2113011303311} is an apocalyptic number.

2113011303311 is a deficient number, since it is larger than the sum of its proper divisors (57196240609).

2113011303311 is a wasteful number, since it uses less digits than its factorization.

2113011303311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2311273.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 2113011303311 its reverse (1133031103112), we get a palindrome (3246042406423).

The spelling of 2113011303311 in words is "two trillion, one hundred thirteen billion, eleven million, three hundred three thousand, three hundred eleven".