2011313233333 has 4 divisors (see below), whose sum is σ = 2076194305408. Its totient is φ = 1946432161260.

The previous prime is 2011313233273. The next prime is 2011313233339. The reversal of 2011313233333 is 3333323131102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2011313233333 - 2¹⁷ = 2011313102261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011313233339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32440535991 + ... + 32440536052.

It is an arithmetic number, because the mean of its divisors is an integer number (519048576352).

Almost surely, 2^{2011313233333} is an apocalyptic number.

It is an amenable number.

2011313233333 is a deficient number, since it is larger than the sum of its proper divisors (64881072075).

2011313233333 is an equidigital number, since it uses as much as digits as its factorization.

2011313233333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64881072074.

The product of its (nonzero) digits is 8748, while the sum is 28.

Adding to 2011313233333 its reverse (3333323131102), we get a palindrome (5344636364435).

The spelling of 2011313233333 in words is "two trillion, eleven billion, three hundred thirteen million, two hundred thirty-three thousand, three hundred thirty-three".