2113323311 has 16 divisors (see below), whose sum is σ = 2370525696. Its totient is φ = 1867320000.

The previous prime is 2113323287. The next prime is 2113323337. The reversal of 2113323311 is 1133233112.

It is a cyclic number.

It is not a de Polignac number, because 2113323311 - 2¹⁰ = 2113322287 is a prime.

It is a super-2 number, since 2×2113323311² = 8932270833632005442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113323361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113576 + ... + 130866.

It is an arithmetic number, because the mean of its divisors is an integer number (148157856).

Almost surely, 2^2113323311 is an apocalyptic number.

2113323311 is a deficient number, since it is larger than the sum of its proper divisors (257202385).

2113323311 is a wasteful number, since it uses less digits than its factorization.

2113323311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17614.

The product of its digits is 324, while the sum is 20.

The square root of 2113323311 is about 45970.8963475806. The cubic root of 2113323311 is about 1283.2816410430.

Adding to 2113323311 its reverse (1133233112), we get a palindrome (3246556423).

It can be divided in two parts, 21133 and 23311, that added together give a palindrome (44444).

The spelling of 2113323311 in words is "two billion, one hundred thirteen million, three hundred twenty-three thousand, three hundred eleven".