43221444430 has 8 divisors (see below), whose sum is σ = 77798599992. Its totient is φ = 17288577768.

The previous prime is 43221444421. The next prime is 43221444437. The reversal of 43221444430 is 3444412234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 43221444392 and 43221444401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43221444437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2161072212 + ... + 2161072231.

It is an arithmetic number, because the mean of its divisors is an integer number (9724824999).

Almost surely, 2^43221444430 is an apocalyptic number.

43221444430 is a deficient number, since it is larger than the sum of its proper divisors (34577155562).

43221444430 is a wasteful number, since it uses less digits than its factorization.

43221444430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4322144450.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 43221444430 its reverse (3444412234), we get a palindrome (46665856664).

The spelling of 43221444430 in words is "forty-three billion, two hundred twenty-one million, four hundred forty-four thousand, four hundred thirty".