133212331001312 has 24 divisors (see below), whose sum is σ = 262313210943000. Its totient is φ = 66593102825344.

The previous prime is 133212331001297. The next prime is 133212331001317. The reversal of 133212331001312 is 213100133212331.

It is a super-2 number, since 2×133212331001312² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133212331001317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408042887 + ... + 408369222.

It is an arithmetic number, because the mean of its divisors is an integer number (10929717122625).

Almost surely, 2^{133212331001312} is an apocalyptic number.

It is an amenable number.

133212331001312 is a deficient number, since it is larger than the sum of its proper divisors (129100879941688).

133212331001312 is an equidigital number, since it uses as much as digits as its factorization.

133212331001312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816417218 (or 816417210 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 133212331001312 its reverse (213100133212331), we get a palindrome (346312464213643).

The spelling of 133212331001312 in words is "one hundred thirty-three trillion, two hundred twelve billion, three hundred thirty-one million, one thousand, three hundred twelve".