20334241403423 has 4 divisors (see below), whose sum is σ = 20334548730840. Its totient is φ = 20333934076008.

The previous prime is 20334241403381. The next prime is 20334241403513. The reversal of 20334241403423 is 32430414243302.

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 20334241403423 - 2¹² = 20334241399327 is a prime.

It is a super-2 number, since 2×20334241403423² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20334240403423) 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, 153564440 + ... + 153696797.

It is an arithmetic number, because the mean of its divisors is an integer number (5083637182710).

Almost surely, 2^{20334241403423} is an apocalyptic number.

20334241403423 is a deficient number, since it is larger than the sum of its proper divisors (307327417).

20334241403423 is an equidigital number, since it uses as much as digits as its factorization.

20334241403423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307327416.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 20334241403423 its reverse (32430414243302), we get a palindrome (52764655646725).

The spelling of 20334241403423 in words is "twenty trillion, three hundred thirty-four billion, two hundred forty-one million, four hundred three thousand, four hundred twenty-three".