43212133020000 has 480 divisors, whose sum is σ = 162078857563392. Its totient is φ = 9871863552000.

The previous prime is 43212133019981. The next prime is 43212133020047. The reversal of 43212133020000 is 2033121234.

43212133020000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 828633927 + ... + 828686073.

Almost surely, 2^{43212133020000} is an apocalyptic number.

43212133020000 is a gapful number since it is divisible by the number (40) 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 43212133020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81039428781696).

43212133020000 is an abundant number, since it is smaller than the sum of its proper divisors (118866724543392).

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

43212133020000 is a wasteful number, since it uses less digits than its factorization.

43212133020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54160 (or 54137 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 43212133020000 its reverse (2033121234), we get a palindrome (43214166141234).

The spelling of 43212133020000 in words is "forty-three trillion, two hundred twelve billion, one hundred thirty-three million, twenty thousand".