32134230221 has 2 divisors, whose sum is σ = 32134230222. Its totient is φ = 32134230220.

The previous prime is 32134230209. The next prime is 32134230223. The reversal of 32134230221 is 12203243123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18704665225 + 13429564996 = 136765^2 + 115886^2 .

It is a cyclic number.

It is not a de Polignac number, because 32134230221 - 2⁶ = 32134230157 is a prime.

Together with 32134230223, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32134230223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16067115110 + 16067115111.

It is an arithmetic number, because the mean of its divisors is an integer number (16067115111).

Almost surely, 2^32134230221 is an apocalyptic number.

It is an amenable number.

32134230221 is a deficient number, since it is larger than the sum of its proper divisors (1).

32134230221 is an equidigital number, since it uses as much as digits as its factorization.

32134230221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 32134230221 its reverse (12203243123), we get a palindrome (44337473344).

The spelling of 32134230221 in words is "thirty-two billion, one hundred thirty-four million, two hundred thirty thousand, two hundred twenty-one".