133231032000 has 672 divisors, whose sum is σ = 523868904000. Its totient is φ = 32053248000.

The previous prime is 133231031977. The next prime is 133231032007. The reversal of 133231032000 is 230132331.

133231032000 is a `hidden beast` number, since 1 + 3 + 32 + 310 + 320 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (133231032007) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 118007436 + ... + 118008564.

Almost surely, 2^133231032000 is an apocalyptic number.

133231032000 is a gapful number since it is divisible by the number (10) 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 133231032000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261934452000).

133231032000 is an abundant number, since it is smaller than the sum of its proper divisors (390637872000).

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

133231032000 is a wasteful number, since it uses less digits than its factorization.

133231032000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322 (or 1299 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 133231032000 its reverse (230132331), we get a palindrome (133461164331).

The spelling of 133231032000 in words is "one hundred thirty-three billion, two hundred thirty-one million, thirty-two thousand".