43221004202001 has 8 divisors (see below), whose sum is σ = 57636712081120. Its totient is φ = 28809649562112.

The previous prime is 43221004201993. The next prime is 43221004202003. The reversal of 43221004202001 is 10020240012234.

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

It is not a de Polignac number, because 43221004202001 - 2³ = 43221004201993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43221004202003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1088286640 + ... + 1088326353.

It is an arithmetic number, because the mean of its divisors is an integer number (7204589010140).

Almost surely, 2^{43221004202001} is an apocalyptic number.

It is an amenable number.

43221004202001 is a deficient number, since it is larger than the sum of its proper divisors (14415707879119).

43221004202001 is a wasteful number, since it uses less digits than its factorization.

43221004202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176619615.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 43221004202001 its reverse (10020240012234), we get a palindrome (53241244214235).

The spelling of 43221004202001 in words is "forty-three trillion, two hundred twenty-one billion, four million, two hundred two thousand, one".