20003012321033 has 16 divisors (see below), whose sum is σ = 23871009792000. Its totient is φ = 16388651282256.

The previous prime is 20003012321023. The next prime is 20003012321161. The reversal of 20003012321033 is 33012321030002.

It is a cyclic number.

It is not a de Polignac number, because 20003012321033 - 2²⁸ = 20002743885577 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20003012320996 and 20003012321014.

It is not an unprimeable number, because it can be changed into a prime (20003012321023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42698033 + ... + 43163966.

It is an arithmetic number, because the mean of its divisors is an integer number (1491938112000).

Almost surely, 2^{20003012321033} is an apocalyptic number.

20003012321033 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20003012321033 is a deficient number, since it is larger than the sum of its proper divisors (3867997470967).

20003012321033 is a wasteful number, since it uses less digits than its factorization.

20003012321033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85863476.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20003012321033 its reverse (33012321030002), we get a palindrome (53015333351035).

The spelling of 20003012321033 in words is "twenty trillion, three billion, twelve million, three hundred twenty-one thousand, thirty-three".