33440324220011 has 4 divisors (see below), whose sum is σ = 33440795128992. Its totient is φ = 33439853311032.

The previous prime is 33440324220001. The next prime is 33440324220029. The reversal of 33440324220011 is 11002242304433.

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-33440324220011 is a prime.

It is a super-2 number, since 2×33440324220011² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33440324220001) 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, 235347956 + ... + 235490001.

It is an arithmetic number, because the mean of its divisors is an integer number (8360198782248).

Almost surely, 2^{33440324220011} is an apocalyptic number.

33440324220011 is a deficient number, since it is larger than the sum of its proper divisors (470908981).

33440324220011 is an equidigital number, since it uses as much as digits as its factorization.

33440324220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470908980.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 33440324220011 its reverse (11002242304433), we get a palindrome (44442566524444).

The spelling of 33440324220011 in words is "thirty-three trillion, four hundred forty billion, three hundred twenty-four million, two hundred twenty thousand, eleven".