432321122221 has 8 divisors (see below), whose sum is σ = 440357715680. Its totient is φ = 424331118288.

The previous prime is 432321122209. The next prime is 432321122227. The reversal of 432321122221 is 122221123234.

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

It is a cyclic number.

It is not a de Polignac number, because 432321122221 - 2²¹ = 432319025069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432321122227) 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, 11628651 + ... + 11665768.

It is an arithmetic number, because the mean of its divisors is an integer number (55044714460).

Almost surely, 2^432321122221 is an apocalyptic number.

It is an amenable number.

432321122221 is a deficient number, since it is larger than the sum of its proper divisors (8036593459).

432321122221 is a wasteful number, since it uses less digits than its factorization.

432321122221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23294763.

The product of its digits is 2304, while the sum is 25.

Adding to 432321122221 its reverse (122221123234), we get a palindrome (554542245455).

The spelling of 432321122221 in words is "four hundred thirty-two billion, three hundred twenty-one million, one hundred twenty-two thousand, two hundred twenty-one".