32220101 has 4 divisors (see below), whose sum is σ = 32233152. Its totient is φ = 32207052.

The previous prime is 32220059. The next prime is 32220109. The reversal of 32220101 is 10102223.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 10102223 = 179 ⋅56437.

It is a cyclic number.

It is not a de Polignac number, because 32220101 - 2⁶ = 32220037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32220109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1565 + ... + 8178.

It is an arithmetic number, because the mean of its divisors is an integer number (8058288).

Almost surely, 2^32220101 is an apocalyptic number.

It is an amenable number.

32220101 is a deficient number, since it is larger than the sum of its proper divisors (13051).

32220101 is an equidigital number, since it uses as much as digits as its factorization.

32220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13050.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 32220101 is about 5676.2752752135. The cubic root of 32220101 is about 318.2064407191.

Adding to 32220101 its reverse (10102223), we get a palindrome (42322324).

The spelling of 32220101 in words is "thirty-two million, two hundred twenty thousand, one hundred one".