43221441313000 has 128 divisors (see below), whose sum is σ = 102694433886720. Its totient is φ = 17022783993600.

The previous prime is 43221441312967. The next prime is 43221441313031. The reversal of 43221441313000 is 31314412234.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 43221441313000.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148125249 + ... + 148416751.

It is an arithmetic number, because the mean of its divisors is an integer number (802300264740).

Almost surely, 2^{43221441313000} is an apocalyptic number.

43221441313000 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 43221441313000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51347216943360).

43221441313000 is an abundant number, since it is smaller than the sum of its proper divisors (59472992573720).

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

43221441313000 is a wasteful number, since it uses less digits than its factorization.

43221441313000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293804 (or 293790 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 43221441313000 its reverse (31314412234), we get a palindrome (43252755725234).

The spelling of 43221441313000 in words is "forty-three trillion, two hundred twenty-one billion, four hundred forty-one million, three hundred thirteen thousand".