20003023133023 has 4 divisors (see below), whose sum is σ = 22860597866320. Its totient is φ = 17145448399728.

The previous prime is 20003023133021. The next prime is 20003023133063. The reversal of 20003023133023 is 32033132030002.

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 20003023133023 - 2¹ = 20003023133021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20003023132985 and 20003023133003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003023133021) 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, 1428787366638 + ... + 1428787366651.

It is an arithmetic number, because the mean of its divisors is an integer number (5715149466580).

Almost surely, 2^{20003023133023} is an apocalyptic number.

20003023133023 is a deficient number, since it is larger than the sum of its proper divisors (2857574733297).

20003023133023 is an equidigital number, since it uses as much as digits as its factorization.

20003023133023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857574733296.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 20003023133023 its reverse (32033132030002), we get a palindrome (52036155163025).

The spelling of 20003023133023 in words is "twenty trillion, three billion, twenty-three million, one hundred thirty-three thousand, twenty-three".