2113331013 has 32 divisors (see below), whose sum is σ = 3318174720. Its totient is φ = 1324753920.

The previous prime is 2113331009. The next prime is 2113331029. The reversal of 2113331013 is 3101333112.

It is a happy number.

It is not a de Polignac number, because 2113331013 - 2² = 2113331009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113331113) 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, 814348 + ... + 816938.

It is an arithmetic number, because the mean of its divisors is an integer number (103692960).

Almost surely, 2^2113331013 is an apocalyptic number.

It is an amenable number.

2113331013 is a deficient number, since it is larger than the sum of its proper divisors (1204843707).

2113331013 is a wasteful number, since it uses less digits than its factorization.

2113331013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4394 (or 4388 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 2113331013 is about 45970.9801178961. The cubic root of 2113331013 is about 1283.2832000130.

Adding to 2113331013 its reverse (3101333112), we get a palindrome (5214664125).

The spelling of 2113331013 in words is "two billion, one hundred thirteen million, three hundred thirty-one thousand, thirteen".