33321231120011 has 4 divisors (see below), whose sum is σ = 33321248085432. Its totient is φ = 33321214154592.

The previous prime is 33321231120007. The next prime is 33321231120017. The reversal of 33321231120011 is 11002113212333.

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 33321231120011 - 2² = 33321231120007 is a prime.

It is a super-2 number, since 2×33321231120011² (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 (33321231120017) 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, 5082221 + ... + 9616206.

It is an arithmetic number, because the mean of its divisors is an integer number (8330312021358).

Almost surely, 2^{33321231120011} is an apocalyptic number.

33321231120011 is a deficient number, since it is larger than the sum of its proper divisors (16965421).

33321231120011 is a wasteful number, since it uses less digits than its factorization.

33321231120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16965420.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 33321231120011 its reverse (11002113212333), we get a palindrome (44323344332344).

The spelling of 33321231120011 in words is "thirty-three trillion, three hundred twenty-one billion, two hundred thirty-one million, one hundred twenty thousand, eleven".