133021843200 has 1296 divisors, whose sum is σ = 531405987840. Its totient is φ = 31629312000.

The previous prime is 133021843181. The next prime is 133021843237. The reversal of 133021843200 is 2348120331.

133021843200 is a `hidden beast` number, since 1 + 330 + 2 + 1 + 8 + 4 + 320 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1683820761 + ... + 1683820839.

Almost surely, 2^133021843200 is an apocalyptic number.

133021843200 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 133021843200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265702993920).

133021843200 is an abundant number, since it is smaller than the sum of its proper divisors (398384144640).

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

133021843200 is a wasteful number, since it uses less digits than its factorization.

133021843200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 133021843200 its reverse (2348120331), we get a palindrome (135369963531).

The spelling of 133021843200 in words is "one hundred thirty-three billion, twenty-one million, eight hundred forty-three thousand, two hundred".