133316012 has 24 divisors (see below), whose sum is σ = 235999680. Its totient is φ = 65892240.

The previous prime is 133316009. The next prime is 133316033. The reversal of 133316012 is 210613331.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 192587 + ... + 193277.

It is an arithmetic number, because the mean of its divisors is an integer number (9833320).

Almost surely, 2^133316012 is an apocalyptic number.

It is an amenable number.

133316012 is a deficient number, since it is larger than the sum of its proper divisors (102683668).

133316012 is a wasteful number, since it uses less digits than its factorization.

133316012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1181 (or 1179 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 133316012 is about 11546.2553236969. The cubic root of 133316012 is about 510.8508314691.

Adding to 133316012 its reverse (210613331), we get a palindrome (343929343).

The spelling of 133316012 in words is "one hundred thirty-three million, three hundred sixteen thousand, twelve".