32220466613 has 2 divisors, whose sum is σ = 32220466614. Its totient is φ = 32220466612.

The previous prime is 32220466609. The next prime is 32220466679. The reversal of 32220466613 is 31666402223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22854485329 + 9365981284 = 151177^2 + 96778^2 .

It is a cyclic number.

It is not a de Polignac number, because 32220466613 - 2² = 32220466609 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32220462613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16110233306 + 16110233307.

It is an arithmetic number, because the mean of its divisors is an integer number (16110233307).

Almost surely, 2^32220466613 is an apocalyptic number.

It is an amenable number.

32220466613 is a deficient number, since it is larger than the sum of its proper divisors (1).

32220466613 is an equidigital number, since it uses as much as digits as its factorization.

32220466613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 32220466613 its reverse (31666402223), we get a palindrome (63886868836).

The spelling of 32220466613 in words is "thirty-two billion, two hundred twenty million, four hundred sixty-six thousand, six hundred thirteen".