13300020021 has 8 divisors (see below), whose sum is σ = 17740044864. Its totient is φ = 8863337600.

The previous prime is 13300020011. The next prime is 13300020061. The reversal of 13300020021 is 12002000331.

It is a happy number.

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 13300020021 - 2¹⁰ = 13300018997 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13300019979 and 13300020006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13300020011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 826305 + ... + 842246.

It is an arithmetic number, because the mean of its divisors is an integer number (2217505608).

Almost surely, 2^13300020021 is an apocalyptic number.

It is an amenable number.

13300020021 is a deficient number, since it is larger than the sum of its proper divisors (4440024843).

13300020021 is a wasteful number, since it uses less digits than its factorization.

13300020021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671211.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 13300020021 its reverse (12002000331), we get a palindrome (25302020352).

The spelling of 13300020021 in words is "thirteen billion, three hundred million, twenty thousand, twenty-one".