20441324001 has 16 divisors (see below), whose sum is σ = 31575380864. Its totient is φ = 11520745344.

The previous prime is 20441323999. The next prime is 20441324009. The reversal of 20441324001 is 10042314402.

It is not a de Polignac number, because 20441324001 - 2¹ = 20441323999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20441324009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6665566 + ... + 6668631.

It is an arithmetic number, because the mean of its divisors is an integer number (1973461304).

Almost surely, 2^20441324001 is an apocalyptic number.

20441324001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20441324001 is a deficient number, since it is larger than the sum of its proper divisors (11134056863).

20441324001 is a wasteful number, since it uses less digits than its factorization.

20441324001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13334280.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 20441324001 its reverse (10042314402), we get a palindrome (30483638403).

The spelling of 20441324001 in words is "twenty billion, four hundred forty-one million, three hundred twenty-four thousand, one".