133011333333312 has 56 divisors (see below), whose sum is σ = 402200936511936. Its totient is φ = 38003238094848.

The previous prime is 133011333333311. The next prime is 133011333333317. The reversal of 133011333333312 is 213333333110331.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133011333333311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49483381593 + ... + 49483384280.

Almost surely, 2^{133011333333312} is an apocalyptic number.

133011333333312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133011333333312 is an abundant number, since it is smaller than the sum of its proper divisors (269189603178624).

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

133011333333312 is an equidigital number, since it uses as much as digits as its factorization.

133011333333312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98966765895 (or 98966765885 counting only the distinct ones).

The product of its (nonzero) digits is 39366, while the sum is 33.

Adding to 133011333333312 its reverse (213333333110331), we get a palindrome (346344666443643).

The spelling of 133011333333312 in words is "one hundred thirty-three trillion, eleven billion, three hundred thirty-three million, three hundred thirty-three thousand, three hundred twelve".