20324122 has 64 divisors (see below), whose sum is σ = 39916800. Its totient is φ = 7705152.

The previous prime is 20324113. The next prime is 20324123. The reversal of 20324122 is 22142302.

It is a junction number, because it is equal to n+sod(n) for n = 20324096 and 20324105.

It is not an unprimeable number, because it can be changed into a prime (20324123) 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 31 ways as a sum of consecutive naturals, for example, 383448 + ... + 383500.

It is an arithmetic number, because the mean of its divisors is an integer number (623700).

Almost surely, 2^20324122 is an apocalyptic number.

20324122 is a deficient number, since it is larger than the sum of its proper divisors (19592678).

20324122 is a wasteful number, since it uses less digits than its factorization.

20324122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 20324122 is about 4508.2282550909. The cubic root of 20324122 is about 272.9002484565.

Adding to 20324122 its reverse (22142302), we get a palindrome (42466424).

The spelling of 20324122 in words is "twenty million, three hundred twenty-four thousand, one hundred twenty-two".