133300885312 has 28 divisors (see below), whose sum is σ = 302307365920. Its totient is φ = 57128950656.

The previous prime is 133300885297. The next prime is 133300885313. The reversal of 133300885312 is 213588003331.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133300885313) 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, 148772862 + ... + 148773757.

It is an arithmetic number, because the mean of its divisors is an integer number (10796691640).

Almost surely, 2^133300885312 is an apocalyptic number.

It is an amenable number.

133300885312 is an abundant number, since it is smaller than the sum of its proper divisors (169006480608).

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

133300885312 is an equidigital number, since it uses as much as digits as its factorization.

133300885312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297546638 (or 297546628 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

Adding to 133300885312 its reverse (213588003331), we get a palindrome (346888888643).

The spelling of 133300885312 in words is "one hundred thirty-three billion, three hundred million, eight hundred eighty-five thousand, three hundred twelve".