20040421324101 has 16 divisors (see below), whose sum is σ = 26802282542400. Its totient is φ = 13319450016768.

The previous prime is 20040421324097. The next prime is 20040421324103. The reversal of 20040421324101 is 10142312404002.

It is not a de Polignac number, because 20040421324101 - 2² = 20040421324097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20040421324103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 972636 + ... + 6405221.

It is an arithmetic number, because the mean of its divisors is an integer number (1675142658900).

Almost surely, 2^{20040421324101} is an apocalyptic number.

It is an amenable number.

20040421324101 is a deficient number, since it is larger than the sum of its proper divisors (6761861218299).

20040421324101 is a wasteful number, since it uses less digits than its factorization.

20040421324101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7380628.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 20040421324101 its reverse (10142312404002), we get a palindrome (30182733728103).

The spelling of 20040421324101 in words is "twenty trillion, forty billion, four hundred twenty-one million, three hundred twenty-four thousand, one hundred one".