43221134000 has 160 divisors (see below), whose sum is σ = 116792649792. Its totient is φ = 15333120000.

The previous prime is 43221133939. The next prime is 43221134023. The reversal of 43221134000 is 43112234.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 878042 + ... + 925958.

Almost surely, 2^43221134000 is an apocalyptic number.

43221134000 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 43221134000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58396324896).

43221134000 is an abundant number, since it is smaller than the sum of its proper divisors (73571515792).

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

43221134000 is a wasteful number, since it uses less digits than its factorization.

43221134000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47992 (or 47976 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 43221134000 its reverse (43112234), we get a palindrome (43264246234).

The spelling of 43221134000 in words is "forty-three billion, two hundred twenty-one million, one hundred thirty-four thousand".