133304331042012 has 96 divisors (see below), whose sum is σ = 342280144346112. Its totient is φ = 40122515126016.

The previous prime is 133304331041993. The next prime is 133304331042013. The reversal of 133304331042012 is 210240133403331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133304331042013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8819758 + ... + 18557930.

It is an arithmetic number, because the mean of its divisors is an integer number (3565418170272).

Almost surely, 2^{133304331042012} is an apocalyptic number.

133304331042012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133304331042012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171140072173056).

133304331042012 is an abundant number, since it is smaller than the sum of its proper divisors (208975813304100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133304331042012 is a wasteful number, since it uses less digits than its factorization.

133304331042012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9740107 (or 9740105 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 133304331042012 its reverse (210240133403331), we get a palindrome (343544464445343).

The spelling of 133304331042012 in words is "one hundred thirty-three trillion, three hundred four billion, three hundred thirty-one million, forty-two thousand, twelve".