2011333230223 has 4 divisors (see below), whose sum is σ = 2016640178440. Its totient is φ = 2006026282008.

The previous prime is 2011333230199. The next prime is 2011333230241. The reversal of 2011333230223 is 3220323331102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011333230223 is a prime.

It is a super-2 number, since 2×2011333230223² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011333230523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2653473540 + ... + 2653474297.

It is an arithmetic number, because the mean of its divisors is an integer number (504160044610).

Almost surely, 2^{2011333230223} is an apocalyptic number.

2011333230223 is a deficient number, since it is larger than the sum of its proper divisors (5306948217).

2011333230223 is an equidigital number, since it uses as much as digits as its factorization.

2011333230223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5306948216.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 2011333230223 its reverse (3220323331102), we get a palindrome (5231656561325).

The spelling of 2011333230223 in words is "two trillion, eleven billion, three hundred thirty-three million, two hundred thirty thousand, two hundred twenty-three".