40421332424211 has 4 divisors (see below), whose sum is σ = 53895109898952. Its totient is φ = 26947554949472.

The previous prime is 40421332424149. The next prime is 40421332424267. The reversal of 40421332424211 is 11242423312404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40421332424211 - 2¹⁸ = 40421332162067 is a prime.

It is a super-2 number, since 2×40421332424211² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40421332429211) 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 3 ways as a sum of consecutive naturals, for example, 6736888737366 + ... + 6736888737371.

It is an arithmetic number, because the mean of its divisors is an integer number (13473777474738).

Almost surely, 2^{40421332424211} is an apocalyptic number.

40421332424211 is a deficient number, since it is larger than the sum of its proper divisors (13473777474741).

40421332424211 is a wasteful number, since it uses less digits than its factorization.

40421332424211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13473777474740.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 40421332424211 its reverse (11242423312404), we get a palindrome (51663755736615).

The spelling of 40421332424211 in words is "forty trillion, four hundred twenty-one billion, three hundred thirty-two million, four hundred twenty-four thousand, two hundred eleven".