133423243312 has 20 divisors (see below), whose sum is σ = 258526326520. Its totient is φ = 66706771968.

The previous prime is 133423243307. The next prime is 133423243361. The reversal of 133423243312 is 213342324331.

It is a happy number.

It is a super-3 number, since 3×133423243312³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70737 + ... + 521392.

It is an arithmetic number, because the mean of its divisors is an integer number (12926316326).

Almost surely, 2^133423243312 is an apocalyptic number.

It is an amenable number.

133423243312 is a deficient number, since it is larger than the sum of its proper divisors (125103083208).

133423243312 is a wasteful number, since it uses less digits than its factorization.

133423243312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606220 (or 606214 counting only the distinct ones).

The product of its digits is 31104, while the sum is 31.

Adding to 133423243312 its reverse (213342324331), we get a palindrome (346765567643).

It can be divided in two parts, 13342324331 and 2, that multiplied together give a palindrome (26684648662).

The spelling of 133423243312 in words is "one hundred thirty-three billion, four hundred twenty-three million, two hundred forty-three thousand, three hundred twelve".