111221033112233 has 16 divisors (see below), whose sum is σ = 121377666170880. Its totient is φ = 101072007498000.

The previous prime is 111221033112229. The next prime is 111221033112341. The reversal of 111221033112233 is 332211330122111.

It is not a de Polignac number, because 111221033112233 - 2² = 111221033112229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111221033412233) 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 15 ways as a sum of consecutive naturals, for example, 1627170008 + ... + 1627238358.

It is an arithmetic number, because the mean of its divisors is an integer number (7586104135680).

Almost surely, 2^{111221033112233} is an apocalyptic number.

It is an amenable number.

111221033112233 is a deficient number, since it is larger than the sum of its proper divisors (10156633058647).

111221033112233 is a wasteful number, since it uses less digits than its factorization.

111221033112233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121828.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 111221033112233 its reverse (332211330122111), we get a palindrome (443432363234344).

The spelling of 111221033112233 in words is "one hundred eleven trillion, two hundred twenty-one billion, thirty-three million, one hundred twelve thousand, two hundred thirty-three".