20113332203023 has 4 divisors (see below), whose sum is σ = 20113734350808. Its totient is φ = 20112930055240.

The previous prime is 20113332202979. The next prime is 20113332203059. The reversal of 20113332203023 is 32030223331102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20113332203023 is a prime.

It is a super-2 number, since 2×20113332203023² (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 (20113332203323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200998861 + ... + 201098902.

It is an arithmetic number, because the mean of its divisors is an integer number (5028433587702).

Almost surely, 2^{20113332203023} is an apocalyptic number.

20113332203023 is a deficient number, since it is larger than the sum of its proper divisors (402147785).

20113332203023 is an equidigital number, since it uses as much as digits as its factorization.

20113332203023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402147784.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 20113332203023 its reverse (32030223331102), we get a palindrome (52143555534125).

The spelling of 20113332203023 in words is "twenty trillion, one hundred thirteen billion, three hundred thirty-two million, two hundred three thousand, twenty-three".