20003303012201 has 4 divisors (see below), whose sum is σ = 20468496105552. Its totient is φ = 19538109918852.

The previous prime is 20003303012149. The next prime is 20003303012221. The reversal of 20003303012201 is 10221030330002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20003303012201 - 2¹⁴ = 20003302995817 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20003303012201.

It is not an unprimeable number, because it can be changed into a prime (20003303012221) 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, 232596546611 + ... + 232596546696.

It is an arithmetic number, because the mean of its divisors is an integer number (5117124026388).

Almost surely, 2^{20003303012201} is an apocalyptic number.

It is an amenable number.

20003303012201 is a deficient number, since it is larger than the sum of its proper divisors (465193093351).

20003303012201 is an equidigital number, since it uses as much as digits as its factorization.

20003303012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465193093350.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20003303012201 its reverse (10221030330002), we get a palindrome (30224333342203).

The spelling of 20003303012201 in words is "twenty trillion, three billion, three hundred three million, twelve thousand, two hundred one".