43210221100002 has 192 divisors, whose sum is σ = 112555854028800. Its totient is φ = 11832789951360.

The previous prime is 43210221099989. The next prime is 43210221100009. The reversal of 43210221100002 is 20000112201234.

It is a happy number.

43210221100002 is a `hidden beast` number, since 432 + 1 + 0 + 221 + 10 + 0 + 0 + 0 + 2 = 666.

43210221100002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43210221100002² (a number of 28 digits) contains 22 as substring.

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 (43210221100009) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 6669183 + ... + 11441085.

It is an arithmetic number, because the mean of its divisors is an integer number (586228406400).

Almost surely, 2^{43210221100002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43210221100002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56277927014400).

43210221100002 is an abundant number, since it is smaller than the sum of its proper divisors (69345632928798).

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

43210221100002 is a wasteful number, since it uses less digits than its factorization.

43210221100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4772053 (or 4772050 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 43210221100002 its reverse (20000112201234), we get a palindrome (63210333301236).

The spelling of 43210221100002 in words is "forty-three trillion, two hundred ten billion, two hundred twenty-one million, one hundred thousand, two".