32220110161 has 2 divisors, whose sum is σ = 32220110162. Its totient is φ = 32220110160.

The previous prime is 32220110113. The next prime is 32220110179. The reversal of 32220110161 is 16101102223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21183347025 + 11036763136 = 145545^2 + 105056^2 .

It is a cyclic number.

It is not a de Polignac number, because 32220110161 - 2²⁵ = 32186555729 is a prime.

It is not a weakly prime, because it can be changed into another prime (32220110861) 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, 16110055080 + 16110055081.

It is an arithmetic number, because the mean of its divisors is an integer number (16110055081).

Almost surely, 2^32220110161 is an apocalyptic number.

It is an amenable number.

32220110161 is a deficient number, since it is larger than the sum of its proper divisors (1).

32220110161 is an equidigital number, since it uses as much as digits as its factorization.

32220110161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 32220110161 its reverse (16101102223), we get a palindrome (48321212384).

The spelling of 32220110161 in words is "thirty-two billion, two hundred twenty million, one hundred ten thousand, one hundred sixty-one".