1112121333 has 12 divisors (see below), whose sum is σ = 1665894048. Its totient is φ = 741414060.

The previous prime is 1112121301. The next prime is 1112121337. The reversal of 1112121333 is 3331212111.

It is not a de Polignac number, because 1112121333 - 2⁵ = 1112121301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112121337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2288073 + ... + 2288558.

It is an arithmetic number, because the mean of its divisors is an integer number (138824504).

Almost surely, 2^1112121333 is an apocalyptic number.

It is an amenable number.

1112121333 is a deficient number, since it is larger than the sum of its proper divisors (553772715).

1112121333 is an frugal number, since it uses more digits than its factorization.

1112121333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4576646 (or 4576634 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 1112121333 is about 33348.4832188812. The cubic root of 1112121333 is about 1036.0579729960.

Adding to 1112121333 its reverse (3331212111), we get a palindrome (4443333444).

The spelling of 1112121333 in words is "one billion, one hundred twelve million, one hundred twenty-one thousand, three hundred thirty-three".