133030203312 has 80 divisors (see below), whose sum is σ = 362905324160. Its totient is φ = 41875232256.

The previous prime is 133030203269. The next prime is 133030203353. The reversal of 133030203312 is 213302030331.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52443 + ... + 518469.

It is an arithmetic number, because the mean of its divisors is an integer number (4536316552).

Almost surely, 2^133030203312 is an apocalyptic number.

133030203312 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 133030203312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181452662080).

133030203312 is an abundant number, since it is smaller than the sum of its proper divisors (229875120848).

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

133030203312 is a wasteful number, since it uses less digits than its factorization.

133030203312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466370 (or 466364 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 133030203312 its reverse (213302030331), we get a palindrome (346332233643).

The spelling of 133030203312 in words is "one hundred thirty-three billion, thirty million, two hundred three thousand, three hundred twelve".