20113133303021 has 8 divisors (see below), whose sum is σ = 23232282318144. Its totient is φ = 17209098013120.

The previous prime is 20113133302991. The next prime is 20113133303059. The reversal of 20113133303021 is 12030333131102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20113133303021 - 2³⁰ = 20112059561197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20113133303521) 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 7 ways as a sum of consecutive naturals, for example, 53778431105 + ... + 53778431478.

It is an arithmetic number, because the mean of its divisors is an integer number (2904035289768).

Almost surely, 2^{20113133303021} is an apocalyptic number.

It is an amenable number.

20113133303021 is a deficient number, since it is larger than the sum of its proper divisors (3119149015123).

20113133303021 is a wasteful number, since it uses less digits than its factorization.

20113133303021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107556862611.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 20113133303021 its reverse (12030333131102), we get a palindrome (32143466434123).

The spelling of 20113133303021 in words is "twenty trillion, one hundred thirteen billion, one hundred thirty-three million, three hundred three thousand, twenty-one".