432012504221 has 2 divisors, whose sum is σ = 432012504222. Its totient is φ = 432012504220.

The previous prime is 432012504193. The next prime is 432012504263. The reversal of 432012504221 is 122405210234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220417104196 + 211595400025 = 469486^2 + 459995^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432012504221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432012504271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216006252110 + 216006252111.

It is an arithmetic number, because the mean of its divisors is an integer number (216006252111).

Almost surely, 2^432012504221 is an apocalyptic number.

It is an amenable number.

432012504221 is a deficient number, since it is larger than the sum of its proper divisors (1).

432012504221 is an equidigital number, since it uses as much as digits as its factorization.

432012504221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 432012504221 its reverse (122405210234), we get a palindrome (554417714455).

The spelling of 432012504221 in words is "four hundred thirty-two billion, twelve million, five hundred four thousand, two hundred twenty-one".