11112122333 has 16 divisors (see below), whose sum is σ = 12070477440. Its totient is φ = 10168906944.

The previous prime is 11112122311. The next prime is 11112122353. The reversal of 11112122333 is 33322121111.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11112122333 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 (11112122353) 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, 800510 + ... + 814272.

It is an arithmetic number, because the mean of its divisors is an integer number (754404840).

Almost surely, 2^11112122333 is an apocalyptic number.

11112122333 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11112122333 is a deficient number, since it is larger than the sum of its proper divisors (958355107).

11112122333 is a wasteful number, since it uses less digits than its factorization.

11112122333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14308.

The product of its digits is 216, while the sum is 20.

Adding to 11112122333 its reverse (33322121111), we get a palindrome (44434243444).

The spelling of 11112122333 in words is "eleven billion, one hundred twelve million, one hundred twenty-two thousand, three hundred thirty-three".