20113033321003 has 16 divisors (see below), whose sum is σ = 23053292561664. Its totient is φ = 17189519404320.

The previous prime is 20113033320983. The next prime is 20113033321013. The reversal of 20113033321003 is 30012333031102.

It is a cyclic number.

It is not a de Polignac number, because 20113033321003 - 2³³ = 20104443386411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20113033321013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89812176 + ... + 90035842.

It is an arithmetic number, because the mean of its divisors is an integer number (1440830785104).

Almost surely, 2^{20113033321003} is an apocalyptic number.

20113033321003 is a deficient number, since it is larger than the sum of its proper divisors (2940259240661).

20113033321003 is a wasteful number, since it uses less digits than its factorization.

20113033321003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261042.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 20113033321003 its reverse (30012333031102), we get a palindrome (50125366352105).

The spelling of 20113033321003 in words is "twenty trillion, one hundred thirteen billion, thirty-three million, three hundred twenty-one thousand, three".