20322201 has 8 divisors (see below), whose sum is σ = 27193824. Its totient is φ = 13499360.

The previous prime is 20322199. The next prime is 20322227. The reversal of 20322201 is 10222302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20322201 - 2¹ = 20322199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20322241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11211 + ... + 12896.

It is an arithmetic number, because the mean of its divisors is an integer number (3399228).

Almost surely, 2^20322201 is an apocalyptic number.

It is an amenable number.

20322201 is a deficient number, since it is larger than the sum of its proper divisors (6871623).

20322201 is a wasteful number, since it uses less digits than its factorization.

20322201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24391.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 20322201 is about 4508.0151951829. The cubic root of 20322201 is about 272.8916501696.

Adding to 20322201 its reverse (10222302), we get a palindrome (30544503).

The spelling of 20322201 in words is "twenty million, three hundred twenty-two thousand, two hundred one".