20334420023 has 4 divisors (see below), whose sum is σ = 20990369088. Its totient is φ = 19678470960.

The previous prime is 20334420011. The next prime is 20334420053. The reversal of 20334420023 is 32002443302.

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 20334420023 - 2²⁶ = 20267311159 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 (20334420053) 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, 327974486 + ... + 327974547.

It is an arithmetic number, because the mean of its divisors is an integer number (5247592272).

Almost surely, 2^20334420023 is an apocalyptic number.

20334420023 is a deficient number, since it is larger than the sum of its proper divisors (655949065).

20334420023 is an equidigital number, since it uses as much as digits as its factorization.

20334420023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655949064.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 20334420023 its reverse (32002443302), we get a palindrome (52336863325).

The spelling of 20334420023 in words is "twenty billion, three hundred thirty-four million, four hundred twenty thousand, twenty-three".