33112220011 has 16 divisors (see below), whose sum is σ = 35858317824. Its totient is φ = 30394957824.

The previous prime is 33112220003. The next prime is 33112220017. The reversal of 33112220011 is 11002221133.

It is a cyclic number.

It is not a de Polignac number, because 33112220011 - 2³ = 33112220003 is a prime.

It is a super-2 number, since 2×33112220011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (33112220017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2053366 + ... + 2069428.

It is an arithmetic number, because the mean of its divisors is an integer number (2241144864).

Almost surely, 2^33112220011 is an apocalyptic number.

33112220011 is a deficient number, since it is larger than the sum of its proper divisors (2746097813).

33112220011 is a wasteful number, since it uses less digits than its factorization.

33112220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16950.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 33112220011 its reverse (11002221133), we get a palindrome (44114441144).

The spelling of 33112220011 in words is "thirty-three billion, one hundred twelve million, two hundred twenty thousand, eleven".