20331234112003 has 4 divisors (see below), whose sum is σ = 20331652817448. Its totient is φ = 20330815406560.

The previous prime is 20331234111973. The next prime is 20331234112019. The reversal of 20331234112003 is 30021143213302.

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 20331234112003 - 2¹⁷ = 20331233980931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20331634112003) 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, 209279878 + ... + 209377003.

It is an arithmetic number, because the mean of its divisors is an integer number (5082913204362).

Almost surely, 2^{20331234112003} is an apocalyptic number.

20331234112003 is a deficient number, since it is larger than the sum of its proper divisors (418705445).

20331234112003 is an equidigital number, since it uses as much as digits as its factorization.

20331234112003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418705444.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 20331234112003 its reverse (30021143213302), we get a palindrome (50352377325305).

The spelling of 20331234112003 in words is "twenty trillion, three hundred thirty-one billion, two hundred thirty-four million, one hundred twelve thousand, three".