2011333223 has 4 divisors (see below), whose sum is σ = 2129646960. Its totient is φ = 1893019488.

The previous prime is 2011333171. The next prime is 2011333229. The reversal of 2011333223 is 3223331102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2011333223 - 2¹² = 2011329127 is a prime.

It is a super-2 number, since 2×2011333223² = 8090922667887135458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2011333195 and 2011333204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011333229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59156843 + ... + 59156876.

It is an arithmetic number, because the mean of its divisors is an integer number (532411740).

Almost surely, 2^2011333223 is an apocalyptic number.

2011333223 is a deficient number, since it is larger than the sum of its proper divisors (118313737).

2011333223 is a wasteful number, since it uses less digits than its factorization.

2011333223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118313736.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 2011333223 is about 44847.8898388765. The cubic root of 2011333223 is about 1262.2963965101.

Adding to 2011333223 its reverse (3223331102), we get a palindrome (5234664325).

The spelling of 2011333223 in words is "two billion, eleven million, three hundred thirty-three thousand, two hundred twenty-three".