2011223313 has 12 divisors (see below), whose sum is σ = 3169200528. Its totient is φ = 1218923160.

The previous prime is 2011223303. The next prime is 2011223323. The reversal of 2011223313 is 3133221102.

It is an interprime number because it is at equal distance from previous prime (2011223303) and next prime (2011223323).

It is not a de Polignac number, because 2011223313 - 2⁴ = 2011223297 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2011223303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10157595 + ... + 10157792.

It is an arithmetic number, because the mean of its divisors is an integer number (264100044).

Almost surely, 2^2011223313 is an apocalyptic number.

It is an amenable number.

2011223313 is a deficient number, since it is larger than the sum of its proper divisors (1157977215).

2011223313 is a wasteful number, since it uses less digits than its factorization.

2011223313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20315404 (or 20315401 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2011223313 is about 44846.6644579059. The cubic root of 2011223313 is about 1262.2734032168.

Adding to 2011223313 its reverse (3133221102), we get a palindrome (5144444415).

The spelling of 2011223313 in words is "two billion, eleven million, two hundred twenty-three thousand, three hundred thirteen".