20324101 has 4 divisors (see below), whose sum is σ = 23227552. Its totient is φ = 17420652.

The previous prime is 20324089. The next prime is 20324113. The reversal of 20324101 is 10142302.

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.

It is an interprime number because it is at equal distance from previous prime (20324089) and next prime (20324113).

It is a cyclic number.

It is not a de Polignac number, because 20324101 - 2¹¹ = 20322053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20324131) 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, 1451715 + ... + 1451728.

It is an arithmetic number, because the mean of its divisors is an integer number (5806888).

Almost surely, 2^20324101 is an apocalyptic number.

It is an amenable number.

20324101 is a deficient number, since it is larger than the sum of its proper divisors (2903451).

20324101 is an equidigital number, since it uses as much as digits as its factorization.

20324101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2903450.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 20324101 is about 4508.2259260157. The cubic root of 20324101 is about 272.9001544646.

Adding to 20324101 its reverse (10142302), we get a palindrome (30466403).

The spelling of 20324101 in words is "twenty million, three hundred twenty-four thousand, one hundred one".