420041423311 has 4 divisors (see below), whose sum is σ = 420948640672. Its totient is φ = 419134205952.

The previous prime is 420041423309. The next prime is 420041423359. The reversal of 420041423311 is 113324140024.

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 420041423311 - 2¹ = 420041423309 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 (420041423911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453607986 + ... + 453608911.

It is an arithmetic number, because the mean of its divisors is an integer number (105237160168).

Almost surely, 2^420041423311 is an apocalyptic number.

420041423311 is a deficient number, since it is larger than the sum of its proper divisors (907217361).

420041423311 is an equidigital number, since it uses as much as digits as its factorization.

420041423311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907217360.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 420041423311 its reverse (113324140024), we get a palindrome (533365563335).

The spelling of 420041423311 in words is "four hundred twenty billion, forty-one million, four hundred twenty-three thousand, three hundred eleven".