32000424221 has 2 divisors, whose sum is σ = 32000424222. Its totient is φ = 32000424220.

The previous prime is 32000424199. The next prime is 32000424263. The reversal of 32000424221 is 12242400023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30884196121 + 1116228100 = 175739^2 + 33410^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32000424221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32000424193 and 32000424202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32000424121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16000212110 + 16000212111.

It is an arithmetic number, because the mean of its divisors is an integer number (16000212111).

Almost surely, 2^32000424221 is an apocalyptic number.

It is an amenable number.

32000424221 is a deficient number, since it is larger than the sum of its proper divisors (1).

32000424221 is an equidigital number, since it uses as much as digits as its factorization.

32000424221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 32000424221 its reverse (12242400023), we get a palindrome (44242824244).

The spelling of 32000424221 in words is "thirty-two billion, four hundred twenty-four thousand, two hundred twenty-one".