133312112 has 10 divisors (see below), whose sum is σ = 258292248. Its totient is φ = 66656048.

The previous prime is 133312103. The next prime is 133312129. The reversal of 133312112 is 211213331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4165988 + ... + 4166019.

Almost surely, 2^133312112 is an apocalyptic number.

It is an amenable number.

133312112 is a deficient number, since it is larger than the sum of its proper divisors (124980136).

133312112 is an equidigital number, since it uses as much as digits as its factorization.

133312112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8332015 (or 8332009 counting only the distinct ones).

The product of its digits is 108, while the sum is 17.

The square root of 133312112 is about 11546.0864365377. The cubic root of 133312112 is about 510.8458499778.

Adding to 133312112 its reverse (211213331), we get a palindrome (344525443).

The spelling of 133312112 in words is "one hundred thirty-three million, three hundred twelve thousand, one hundred twelve".