432342044221 has 4 divisors (see below), whose sum is σ = 432803456092. Its totient is φ = 431880632352.

The previous prime is 432342044191. The next prime is 432342044263. The reversal of 432342044221 is 122440243234.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 193499692996 + 238842351225 = 439886^2 + 488715^2 .

It is a cyclic number.

It is not a de Polignac number, because 432342044221 - 2¹⁷ = 432341913149 is a prime.

It is a super-3 number, since 3×432342044221³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432342044291) 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, 230704530 + ... + 230706403.

It is an arithmetic number, because the mean of its divisors is an integer number (108200864023).

Almost surely, 2^432342044221 is an apocalyptic number.

It is an amenable number.

432342044221 is a deficient number, since it is larger than the sum of its proper divisors (461411871).

432342044221 is an equidigital number, since it uses as much as digits as its factorization.

432342044221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461411870.

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

Adding to 432342044221 its reverse (122440243234), we get a palindrome (554782287455).

The spelling of 432342044221 in words is "four hundred thirty-two billion, three hundred forty-two million, forty-four thousand, two hundred twenty-one".